1661281440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:632

約数の個数: 384

約数和(自身を含む): 6541420032

約数和(自身を除く): 4880138592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 73, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 146, 156, 160, 168, 182, 195, 208, 210, 219, 224, 240, 260, 273, 280, 292, 312, 336, 364, 365, 390, 416, 420, 438, 455, 480, 511, 520, 521, 546, 560, 584, 624, 672, 728, 730, 780, 840, 876, 910, 949, 1022, 1040, 1042, 1092, 1095, 1120, 1168, 1248, 1365, 1456, 1460, 1533, 1560, 1563, 1680, 1752, 1820, 1898, 2044, 2080, 2084, 2184, 2190, 2336, 2555, 2605, 2730, 2847, 2912, 2920, 3066, 3120, 3126, 3360, 3504, 3640, 3647, 3796, 4088, 4168, 4368, 4380, 4745, 5110, 5210, 5460, 5694, 5840, 6132, 6240, 6252, 6643, 6773, 7008, 7280, 7294, 7592, 7665, 7815, 8176, 8336, 8736, 8760, 9490, 10220, 10420, 10920, 10941, 11388, 11680, 12264, 12504, 13286, 13546, 14235, 14560, 14588, 15184, 15330, 15630, 16352, 16672, 17520, 18235, 18980, 19929, 20319, 20440, 20840, 21840, 21882, 22776, 24528, 25008, 26572, 27092, 28470, 29176, 30368, 30660, 31260, 33215, 33865, 35040, 36470, 37960, 38033, 39858, 40638, 40880, 41680, 43680, 43764, 45552, 47411, 49056, 50016, 53144, 54184, 54705, 56940, 58352, 61320, 62520, 66430, 67730, 72940, 75920, 76066, 79716, 81276, 81760, 83360, 87528, 91104, 94822, 99645, 101595, 106288, 108368, 109410, 113880, 114099, 116704, 122640, 125040, 132860, 135460, 142233, 145880, 151840, 152132, 159432, 162552, 175056, 189644, 190165, 199290, 203190, 212576, 216736, 218820, 227760, 228198, 237055, 245280, 250080, 265720, 266231, 270920, 284466, 291760, 304264, 318864, 325104, 350112, 379288, 380330, 398580, 406380, 437640, 455520, 456396, 474110, 494429, 531440, 532462, 541840, 568932, 570495, 583520, 608528, 637728, 650208, 711165, 758576, 760660, 797160, 798693, 812760, 875280, 912792, 948220, 988858, 1062880, 1064924, 1083680, 1137864, 1140990, 1217056, 1331155, 1422330, 1483287, 1517152, 1521320, 1594320, 1597386, 1625520, 1750560, 1825584, 1896440, 1977716, 2129848, 2275728, 2281980, 2472145, 2662310, 2844660, 2966574, 3042640, 3188640, 3194772, 3251040, 3461003, 3651168, 3792880, 3955432, 3993465, 4259696, 4551456, 4563960, 4944290, 5324620, 5689320, 5933148, 6085280, 6389544, 6922006, 7416435, 7585760, 7910864, 7986930, 8519392, 9127920, 9888580, 10383009, 10649240, 11378640, 11866296, 12779088, 13844012, 14832870, 15821728, 15973860, 17305015, 18255840, 19777160, 20766018, 21298480, 22757280, 23732592, 25558176, 27688024, 29665740, 31947720, 34610030, 39554320, 41532036, 42596960, 47465184, 51915045, 55376048, 59331480, 63895440, 69220060, 79108640, 83064072, 103830090, 110752096, 118662960, 127790880, 138440120, 166128144, 207660180, 237325920, 276880240, 332256288, 415320360, 553760480, 830640720, 1661281440]

約数ペア:

[(1, 1661281440), (2, 830640720), (3, 553760480), (4, 415320360), (5, 332256288), (6, 276880240), (7, 237325920), (8, 207660180), (10, 166128144), (12, 138440120), (13, 127790880), (14, 118662960), (15, 110752096), (16, 103830090), (20, 83064072), (21, 79108640), (24, 69220060), (26, 63895440), (28, 59331480), (30, 55376048), (32, 51915045), (35, 47465184), (39, 42596960), (40, 41532036), (42, 39554320), (48, 34610030), (52, 31947720), (56, 29665740), (60, 27688024), (65, 25558176), (70, 23732592), (73, 22757280), (78, 21298480), (80, 20766018), (84, 19777160), (91, 18255840), (96, 17305015), (104, 15973860), (105, 15821728), (112, 14832870), (120, 13844012), (130, 12779088), (140, 11866296), (146, 11378640), (156, 10649240), (160, 10383009), (168, 9888580), (182, 9127920), (195, 8519392), (208, 7986930), (210, 7910864), (219, 7585760), (224, 7416435), (240, 6922006), (260, 6389544), (273, 6085280), (280, 5933148), (292, 5689320), (312, 5324620), (336, 4944290), (364, 4563960), (365, 4551456), (390, 4259696), (416, 3993465), (420, 3955432), (438, 3792880), (455, 3651168), (480, 3461003), (511, 3251040), (520, 3194772), (521, 3188640), (546, 3042640), (560, 2966574), (584, 2844660), (624, 2662310), (672, 2472145), (728, 2281980), (730, 2275728), (780, 2129848), (840, 1977716), (876, 1896440), (910, 1825584), (949, 1750560), (1022, 1625520), (1040, 1597386), (1042, 1594320), (1092, 1521320), (1095, 1517152), (1120, 1483287), (1168, 1422330), (1248, 1331155), (1365, 1217056), (1456, 1140990), (1460, 1137864), (1533, 1083680), (1560, 1064924), (1563, 1062880), (1680, 988858), (1752, 948220), (1820, 912792), (1898, 875280), (2044, 812760), (2080, 798693), (2084, 797160), (2184, 760660), (2190, 758576), (2336, 711165), (2555, 650208), (2605, 637728), (2730, 608528), (2847, 583520), (2912, 570495), (2920, 568932), (3066, 541840), (3120, 532462), (3126, 531440), (3360, 494429), (3504, 474110), (3640, 456396), (3647, 455520), (3796, 437640), (4088, 406380), (4168, 398580), (4368, 380330), (4380, 379288), (4745, 350112), (5110, 325104), (5210, 318864), (5460, 304264), (5694, 291760), (5840, 284466), (6132, 270920), (6240, 266231), (6252, 265720), (6643, 250080), (6773, 245280), (7008, 237055), (7280, 228198), (7294, 227760), (7592, 218820), (7665, 216736), (7815, 212576), (8176, 203190), (8336, 199290), (8736, 190165), (8760, 189644), (9490, 175056), (10220, 162552), (10420, 159432), (10920, 152132), (10941, 151840), (11388, 145880), (11680, 142233), (12264, 135460), (12504, 132860), (13286, 125040), (13546, 122640), (14235, 116704), (14560, 114099), (14588, 113880), (15184, 109410), (15330, 108368), (15630, 106288), (16352, 101595), (16672, 99645), (17520, 94822), (18235, 91104), (18980, 87528), (19929, 83360), (20319, 81760), (20440, 81276), (20840, 79716), (21840, 76066), (21882, 75920), (22776, 72940), (24528, 67730), (25008, 66430), (26572, 62520), (27092, 61320), (28470, 58352), (29176, 56940), (30368, 54705), (30660, 54184), (31260, 53144), (33215, 50016), (33865, 49056), (35040, 47411), (36470, 45552), (37960, 43764), (38033, 43680), (39858, 41680), (40638, 40880)]