489157680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 320

約数和(自身を含む): 1759887360

約数和(自身を除く): 1270729680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 43, 44, 48, 55, 60, 62, 66, 80, 86, 88, 93, 110, 120, 124, 129, 132, 139, 155, 165, 172, 176, 186, 215, 220, 240, 248, 258, 264, 278, 310, 330, 341, 344, 372, 417, 430, 440, 465, 473, 496, 516, 528, 556, 620, 645, 660, 682, 688, 695, 744, 834, 860, 880, 930, 946, 1023, 1032, 1112, 1240, 1290, 1320, 1333, 1364, 1390, 1419, 1488, 1529, 1668, 1705, 1720, 1860, 1892, 2046, 2064, 2085, 2224, 2365, 2480, 2580, 2640, 2666, 2728, 2780, 2838, 3058, 3336, 3410, 3440, 3720, 3784, 3999, 4092, 4170, 4309, 4587, 4730, 5115, 5160, 5332, 5456, 5560, 5676, 5977, 6116, 6665, 6672, 6820, 7095, 7440, 7568, 7645, 7998, 8184, 8340, 8618, 9174, 9460, 10230, 10320, 10664, 11120, 11352, 11954, 12232, 12927, 13330, 13640, 14190, 14663, 15290, 15996, 16368, 16680, 17236, 17931, 18348, 18920, 19995, 20460, 21328, 21545, 22704, 22935, 23908, 24464, 25854, 26660, 27280, 28380, 29326, 29885, 30580, 31992, 33360, 34472, 35862, 36696, 37840, 39990, 40920, 43090, 43989, 45870, 47399, 47816, 51708, 53320, 56760, 58652, 59770, 61160, 63984, 64635, 65747, 68944, 71724, 73315, 73392, 79980, 81840, 86180, 87978, 89655, 91740, 94798, 95632, 103416, 106640, 113520, 117304, 119540, 122320, 129270, 131494, 142197, 143448, 146630, 159960, 172360, 175956, 179310, 183480, 185287, 189596, 197241, 206832, 219945, 234608, 236995, 239080, 258540, 262988, 284394, 286896, 293260, 319920, 328735, 344720, 351912, 358620, 366960, 370574, 379192, 394482, 439890, 473990, 478160, 517080, 525976, 555861, 568788, 586520, 657470, 703824, 710985, 717240, 741148, 758384, 788964, 879780, 926435, 947980, 986205, 1034160, 1051952, 1111722, 1137576, 1173040, 1314940, 1421970, 1434480, 1482296, 1577928, 1759560, 1852870, 1895960, 1972410, 2038157, 2223444, 2275152, 2629880, 2779305, 2843940, 2964592, 3155856, 3519120, 3705740, 3791920, 3944820, 4076314, 4446888, 5259760, 5558610, 5687880, 6114471, 7411480, 7889640, 8152628, 8893776, 10190785, 11117220, 11375760, 12228942, 14822960, 15779280, 16305256, 20381570, 22234440, 24457884, 30572355, 32610512, 40763140, 44468880, 48915768, 61144710, 81526280, 97831536, 122289420, 163052560, 244578840, 489157680]

約数ペア:

[(1, 489157680), (2, 244578840), (3, 163052560), (4, 122289420), (5, 97831536), (6, 81526280), (8, 61144710), (10, 48915768), (11, 44468880), (12, 40763140), (15, 32610512), (16, 30572355), (20, 24457884), (22, 22234440), (24, 20381570), (30, 16305256), (31, 15779280), (33, 14822960), (40, 12228942), (43, 11375760), (44, 11117220), (48, 10190785), (55, 8893776), (60, 8152628), (62, 7889640), (66, 7411480), (80, 6114471), (86, 5687880), (88, 5558610), (93, 5259760), (110, 4446888), (120, 4076314), (124, 3944820), (129, 3791920), (132, 3705740), (139, 3519120), (155, 3155856), (165, 2964592), (172, 2843940), (176, 2779305), (186, 2629880), (215, 2275152), (220, 2223444), (240, 2038157), (248, 1972410), (258, 1895960), (264, 1852870), (278, 1759560), (310, 1577928), (330, 1482296), (341, 1434480), (344, 1421970), (372, 1314940), (417, 1173040), (430, 1137576), (440, 1111722), (465, 1051952), (473, 1034160), (496, 986205), (516, 947980), (528, 926435), (556, 879780), (620, 788964), (645, 758384), (660, 741148), (682, 717240), (688, 710985), (695, 703824), (744, 657470), (834, 586520), (860, 568788), (880, 555861), (930, 525976), (946, 517080), (1023, 478160), (1032, 473990), (1112, 439890), (1240, 394482), (1290, 379192), (1320, 370574), (1333, 366960), (1364, 358620), (1390, 351912), (1419, 344720), (1488, 328735), (1529, 319920), (1668, 293260), (1705, 286896), (1720, 284394), (1860, 262988), (1892, 258540), (2046, 239080), (2064, 236995), (2085, 234608), (2224, 219945), (2365, 206832), (2480, 197241), (2580, 189596), (2640, 185287), (2666, 183480), (2728, 179310), (2780, 175956), (2838, 172360), (3058, 159960), (3336, 146630), (3410, 143448), (3440, 142197), (3720, 131494), (3784, 129270), (3999, 122320), (4092, 119540), (4170, 117304), (4309, 113520), (4587, 106640), (4730, 103416), (5115, 95632), (5160, 94798), (5332, 91740), (5456, 89655), (5560, 87978), (5676, 86180), (5977, 81840), (6116, 79980), (6665, 73392), (6672, 73315), (6820, 71724), (7095, 68944), (7440, 65747), (7568, 64635), (7645, 63984), (7998, 61160), (8184, 59770), (8340, 58652), (8618, 56760), (9174, 53320), (9460, 51708), (10230, 47816), (10320, 47399), (10664, 45870), (11120, 43989), (11352, 43090), (11954, 40920), (12232, 39990), (12927, 37840), (13330, 36696), (13640, 35862), (14190, 34472), (14663, 33360), (15290, 31992), (15996, 30580), (16368, 29885), (16680, 29326), (17236, 28380), (17931, 27280), (18348, 26660), (18920, 25854), (19995, 24464), (20460, 23908), (21328, 22935), (21545, 22704)]