820233960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2423}}^1$

素因数の和:2488

約数の個数: 256

約数和(自身を含む): 3127541760

約数和(自身を除く): 2307307800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 390, 403, 420, 434, 455, 465, 520, 546, 620, 651, 728, 744, 780, 806, 840, 868, 910, 930, 1085, 1092, 1209, 1240, 1302, 1365, 1560, 1612, 1736, 1820, 1860, 2015, 2170, 2184, 2418, 2423, 2604, 2730, 2821, 3224, 3255, 3640, 3720, 4030, 4340, 4836, 4846, 5208, 5460, 5642, 6045, 6510, 7269, 8060, 8463, 8680, 9672, 9692, 10920, 11284, 12090, 12115, 13020, 14105, 14538, 16120, 16926, 16961, 19384, 22568, 24180, 24230, 26040, 28210, 29076, 31499, 33852, 33922, 36345, 42315, 48360, 48460, 50883, 56420, 58152, 62998, 67704, 67844, 72690, 75113, 84630, 84805, 94497, 96920, 101766, 112840, 125996, 135688, 145380, 150226, 157495, 169260, 169610, 188994, 203532, 220493, 225339, 251992, 254415, 290760, 300452, 314990, 338520, 339220, 375565, 377988, 407064, 440986, 450678, 472485, 508830, 525791, 600904, 629980, 661479, 678440, 751130, 755976, 881972, 901356, 944970, 976469, 1017660, 1051582, 1102465, 1126695, 1259960, 1322958, 1502260, 1577373, 1763944, 1802712, 1889940, 1952938, 2035320, 2103164, 2204930, 2253390, 2628955, 2645916, 2929407, 3004520, 3154746, 3307395, 3779880, 3905876, 4206328, 4409860, 4506780, 4882345, 5257910, 5291832, 5858814, 6309492, 6614790, 6835283, 7811752, 7886865, 8819720, 9013560, 9764690, 10515820, 11717628, 12618984, 13229580, 13670566, 14647035, 15773730, 19529380, 20505849, 21031640, 23435256, 26459160, 27341132, 29294070, 31547460, 34176415, 39058760, 41011698, 54682264, 58588140, 63094920, 68352830, 82023396, 102529245, 117176280, 136705660, 164046792, 205058490, 273411320, 410116980, 820233960]

約数ペア:

[(1, 820233960), (2, 410116980), (3, 273411320), (4, 205058490), (5, 164046792), (6, 136705660), (7, 117176280), (8, 102529245), (10, 82023396), (12, 68352830), (13, 63094920), (14, 58588140), (15, 54682264), (20, 41011698), (21, 39058760), (24, 34176415), (26, 31547460), (28, 29294070), (30, 27341132), (31, 26459160), (35, 23435256), (39, 21031640), (40, 20505849), (42, 19529380), (52, 15773730), (56, 14647035), (60, 13670566), (62, 13229580), (65, 12618984), (70, 11717628), (78, 10515820), (84, 9764690), (91, 9013560), (93, 8819720), (104, 7886865), (105, 7811752), (120, 6835283), (124, 6614790), (130, 6309492), (140, 5858814), (155, 5291832), (156, 5257910), (168, 4882345), (182, 4506780), (186, 4409860), (195, 4206328), (210, 3905876), (217, 3779880), (248, 3307395), (260, 3154746), (273, 3004520), (280, 2929407), (310, 2645916), (312, 2628955), (364, 2253390), (372, 2204930), (390, 2103164), (403, 2035320), (420, 1952938), (434, 1889940), (455, 1802712), (465, 1763944), (520, 1577373), (546, 1502260), (620, 1322958), (651, 1259960), (728, 1126695), (744, 1102465), (780, 1051582), (806, 1017660), (840, 976469), (868, 944970), (910, 901356), (930, 881972), (1085, 755976), (1092, 751130), (1209, 678440), (1240, 661479), (1302, 629980), (1365, 600904), (1560, 525791), (1612, 508830), (1736, 472485), (1820, 450678), (1860, 440986), (2015, 407064), (2170, 377988), (2184, 375565), (2418, 339220), (2423, 338520), (2604, 314990), (2730, 300452), (2821, 290760), (3224, 254415), (3255, 251992), (3640, 225339), (3720, 220493), (4030, 203532), (4340, 188994), (4836, 169610), (4846, 169260), (5208, 157495), (5460, 150226), (5642, 145380), (6045, 135688), (6510, 125996), (7269, 112840), (8060, 101766), (8463, 96920), (8680, 94497), (9672, 84805), (9692, 84630), (10920, 75113), (11284, 72690), (12090, 67844), (12115, 67704), (13020, 62998), (14105, 58152), (14538, 56420), (16120, 50883), (16926, 48460), (16961, 48360), (19384, 42315), (22568, 36345), (24180, 33922), (24230, 33852), (26040, 31499), (28210, 29076)]