1221290880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 384

約数和(自身を含む): 4328847360

約数和(自身を除く): 3107556480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 64, 68, 71, 80, 85, 93, 96, 102, 120, 124, 128, 136, 142, 155, 160, 170, 186, 192, 204, 213, 240, 248, 255, 272, 284, 289, 310, 320, 340, 355, 372, 384, 408, 426, 465, 480, 496, 510, 527, 544, 568, 578, 620, 640, 680, 710, 744, 816, 852, 867, 930, 960, 992, 1020, 1054, 1065, 1088, 1136, 1156, 1207, 1240, 1360, 1420, 1445, 1488, 1581, 1632, 1704, 1734, 1860, 1920, 1984, 2040, 2108, 2130, 2176, 2201, 2272, 2312, 2414, 2480, 2635, 2720, 2840, 2890, 2976, 3162, 3264, 3408, 3468, 3621, 3720, 3968, 4080, 4216, 4260, 4335, 4402, 4544, 4624, 4828, 4960, 5270, 5440, 5680, 5780, 5952, 6035, 6324, 6528, 6603, 6816, 6936, 7242, 7440, 7905, 8160, 8432, 8520, 8670, 8804, 8959, 9088, 9248, 9656, 9920, 10540, 10880, 11005, 11360, 11560, 11904, 12070, 12648, 13206, 13632, 13872, 14484, 14880, 15810, 16320, 16864, 17040, 17340, 17608, 17918, 18105, 18496, 19312, 19840, 20519, 21080, 22010, 22720, 23120, 24140, 25296, 26412, 26877, 27264, 27744, 28968, 29760, 31620, 32640, 33015, 33728, 34080, 34680, 35216, 35836, 36210, 36992, 37417, 38624, 41038, 42160, 44020, 44795, 45440, 46240, 48280, 50592, 52824, 53754, 55488, 57936, 59520, 61557, 63240, 66030, 67456, 68160, 69360, 70432, 71672, 72420, 74834, 77248, 82076, 84320, 88040, 89590, 92480, 96560, 101184, 102595, 105648, 107508, 110976, 112251, 115872, 123114, 126480, 132060, 134385, 136320, 138720, 140864, 143344, 144840, 149668, 154496, 164152, 168640, 176080, 179180, 184960, 187085, 193120, 202368, 205190, 211296, 215016, 224502, 231744, 246228, 252960, 264120, 268770, 277440, 281728, 286688, 289680, 299336, 307785, 328304, 337280, 352160, 358360, 374170, 386240, 410380, 422592, 430032, 449004, 463488, 492456, 505920, 528240, 537540, 554880, 561255, 573376, 579360, 598672, 615570, 636089, 656608, 704320, 716720, 748340, 772480, 820760, 845184, 860064, 898008, 984912, 1011840, 1056480, 1075080, 1122510, 1146752, 1158720, 1197344, 1231140, 1272178, 1313216, 1408640, 1433440, 1496680, 1641520, 1720128, 1796016, 1908267, 1969824, 2112960, 2150160, 2245020, 2317440, 2394688, 2462280, 2544356, 2626432, 2866880, 2993360, 3180445, 3283040, 3440256, 3592032, 3816534, 3939648, 4225920, 4300320, 4490040, 4789376, 4924560, 5088712, 5733760, 5986720, 6360890, 6566080, 7184064, 7633068, 7879296, 8600640, 8980080, 9541335, 9849120, 10177424, 11973440, 12721780, 13132160, 14368128, 15266136, 17201280, 17960160, 19082670, 19698240, 20354848, 23946880, 25443560, 30532272, 35920320, 38165340, 39396480, 40709696, 50887120, 61064544, 71840640, 76330680, 81419392, 101774240, 122129088, 152661360, 203548480, 244258176, 305322720, 407096960, 610645440, 1221290880]

約数ペア:

[(1, 1221290880), (2, 610645440), (3, 407096960), (4, 305322720), (5, 244258176), (6, 203548480), (8, 152661360), (10, 122129088), (12, 101774240), (15, 81419392), (16, 76330680), (17, 71840640), (20, 61064544), (24, 50887120), (30, 40709696), (31, 39396480), (32, 38165340), (34, 35920320), (40, 30532272), (48, 25443560), (51, 23946880), (60, 20354848), (62, 19698240), (64, 19082670), (68, 17960160), (71, 17201280), (80, 15266136), (85, 14368128), (93, 13132160), (96, 12721780), (102, 11973440), (120, 10177424), (124, 9849120), (128, 9541335), (136, 8980080), (142, 8600640), (155, 7879296), (160, 7633068), (170, 7184064), (186, 6566080), (192, 6360890), (204, 5986720), (213, 5733760), (240, 5088712), (248, 4924560), (255, 4789376), (272, 4490040), (284, 4300320), (289, 4225920), (310, 3939648), (320, 3816534), (340, 3592032), (355, 3440256), (372, 3283040), (384, 3180445), (408, 2993360), (426, 2866880), (465, 2626432), (480, 2544356), (496, 2462280), (510, 2394688), (527, 2317440), (544, 2245020), (568, 2150160), (578, 2112960), (620, 1969824), (640, 1908267), (680, 1796016), (710, 1720128), (744, 1641520), (816, 1496680), (852, 1433440), (867, 1408640), (930, 1313216), (960, 1272178), (992, 1231140), (1020, 1197344), (1054, 1158720), (1065, 1146752), (1088, 1122510), (1136, 1075080), (1156, 1056480), (1207, 1011840), (1240, 984912), (1360, 898008), (1420, 860064), (1445, 845184), (1488, 820760), (1581, 772480), (1632, 748340), (1704, 716720), (1734, 704320), (1860, 656608), (1920, 636089), (1984, 615570), (2040, 598672), (2108, 579360), (2130, 573376), (2176, 561255), (2201, 554880), (2272, 537540), (2312, 528240), (2414, 505920), (2480, 492456), (2635, 463488), (2720, 449004), (2840, 430032), (2890, 422592), (2976, 410380), (3162, 386240), (3264, 374170), (3408, 358360), (3468, 352160), (3621, 337280), (3720, 328304), (3968, 307785), (4080, 299336), (4216, 289680), (4260, 286688), (4335, 281728), (4402, 277440), (4544, 268770), (4624, 264120), (4828, 252960), (4960, 246228), (5270, 231744), (5440, 224502), (5680, 215016), (5780, 211296), (5952, 205190), (6035, 202368), (6324, 193120), (6528, 187085), (6603, 184960), (6816, 179180), (6936, 176080), (7242, 168640), (7440, 164152), (7905, 154496), (8160, 149668), (8432, 144840), (8520, 143344), (8670, 140864), (8804, 138720), (8959, 136320), (9088, 134385), (9248, 132060), (9656, 126480), (9920, 123114), (10540, 115872), (10880, 112251), (11005, 110976), (11360, 107508), (11560, 105648), (11904, 102595), (12070, 101184), (12648, 96560), (13206, 92480), (13632, 89590), (13872, 88040), (14484, 84320), (14880, 82076), (15810, 77248), (16320, 74834), (16864, 72420), (17040, 71672), (17340, 70432), (17608, 69360), (17918, 68160), (18105, 67456), (18496, 66030), (19312, 63240), (19840, 61557), (20519, 59520), (21080, 57936), (22010, 55488), (22720, 53754), (23120, 52824), (24140, 50592), (25296, 48280), (26412, 46240), (26877, 45440), (27264, 44795), (27744, 44020), (28968, 42160), (29760, 41038), (31620, 38624), (32640, 37417), (33015, 36992), (33728, 36210), (34080, 35836), (34680, 35216)]