2790870480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6581}}^1$

素因数の和:6650

約数の個数: 240

約数和(自身を含む): 10185776640

約数和(自身を除く): 7394906160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 48, 57, 60, 62, 72, 76, 80, 90, 93, 95, 114, 120, 124, 144, 152, 155, 171, 180, 186, 190, 228, 240, 248, 279, 285, 304, 310, 342, 360, 372, 380, 456, 465, 496, 558, 570, 589, 620, 684, 720, 744, 760, 855, 912, 930, 1116, 1140, 1178, 1240, 1368, 1395, 1488, 1520, 1710, 1767, 1860, 2232, 2280, 2356, 2480, 2736, 2790, 2945, 3420, 3534, 3720, 4464, 4560, 4712, 5301, 5580, 5890, 6581, 6840, 7068, 7440, 8835, 9424, 10602, 11160, 11780, 13162, 13680, 14136, 17670, 19743, 21204, 22320, 23560, 26324, 26505, 28272, 32905, 35340, 39486, 42408, 47120, 52648, 53010, 59229, 65810, 70680, 78972, 84816, 98715, 105296, 106020, 118458, 125039, 131620, 141360, 157944, 197430, 204011, 212040, 236916, 250078, 263240, 296145, 315888, 375117, 394860, 408022, 424080, 473832, 500156, 526480, 592290, 612033, 625195, 750234, 789720, 816044, 947664, 1000312, 1020055, 1125351, 1184580, 1224066, 1250390, 1500468, 1579440, 1632088, 1836099, 1875585, 2000624, 2040110, 2250702, 2369160, 2448132, 2500780, 3000936, 3060165, 3264176, 3672198, 3751170, 3876209, 4080220, 4501404, 4738320, 4896264, 5001560, 5626755, 6001872, 6120330, 7344396, 7502340, 7752418, 8160440, 9002808, 9180495, 9792528, 10003120, 11253510, 11628627, 12240660, 14688792, 15004680, 15504836, 16320880, 18005616, 18360990, 19381045, 22507020, 23257254, 24481320, 29377584, 30009360, 31009672, 34885881, 36721980, 38762090, 45014040, 46514508, 48962640, 58143135, 62019344, 69771762, 73443960, 77524180, 90028080, 93029016, 116286270, 139543524, 146887920, 155048360, 174429405, 186058032, 232572540, 279087048, 310096720, 348858810, 465145080, 558174096, 697717620, 930290160, 1395435240, 2790870480]

約数ペア:

[(1, 2790870480), (2, 1395435240), (3, 930290160), (4, 697717620), (5, 558174096), (6, 465145080), (8, 348858810), (9, 310096720), (10, 279087048), (12, 232572540), (15, 186058032), (16, 174429405), (18, 155048360), (19, 146887920), (20, 139543524), (24, 116286270), (30, 93029016), (31, 90028080), (36, 77524180), (38, 73443960), (40, 69771762), (45, 62019344), (48, 58143135), (57, 48962640), (60, 46514508), (62, 45014040), (72, 38762090), (76, 36721980), (80, 34885881), (90, 31009672), (93, 30009360), (95, 29377584), (114, 24481320), (120, 23257254), (124, 22507020), (144, 19381045), (152, 18360990), (155, 18005616), (171, 16320880), (180, 15504836), (186, 15004680), (190, 14688792), (228, 12240660), (240, 11628627), (248, 11253510), (279, 10003120), (285, 9792528), (304, 9180495), (310, 9002808), (342, 8160440), (360, 7752418), (372, 7502340), (380, 7344396), (456, 6120330), (465, 6001872), (496, 5626755), (558, 5001560), (570, 4896264), (589, 4738320), (620, 4501404), (684, 4080220), (720, 3876209), (744, 3751170), (760, 3672198), (855, 3264176), (912, 3060165), (930, 3000936), (1116, 2500780), (1140, 2448132), (1178, 2369160), (1240, 2250702), (1368, 2040110), (1395, 2000624), (1488, 1875585), (1520, 1836099), (1710, 1632088), (1767, 1579440), (1860, 1500468), (2232, 1250390), (2280, 1224066), (2356, 1184580), (2480, 1125351), (2736, 1020055), (2790, 1000312), (2945, 947664), (3420, 816044), (3534, 789720), (3720, 750234), (4464, 625195), (4560, 612033), (4712, 592290), (5301, 526480), (5580, 500156), (5890, 473832), (6581, 424080), (6840, 408022), (7068, 394860), (7440, 375117), (8835, 315888), (9424, 296145), (10602, 263240), (11160, 250078), (11780, 236916), (13162, 212040), (13680, 204011), (14136, 197430), (17670, 157944), (19743, 141360), (21204, 131620), (22320, 125039), (23560, 118458), (26324, 106020), (26505, 105296), (28272, 98715), (32905, 84816), (35340, 78972), (39486, 70680), (42408, 65810), (47120, 59229), (52648, 53010)]