280975320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1546

約数の個数: 192

約数和(自身を含む): 998749440

約数和(自身を除く): 717774120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 51, 60, 62, 68, 72, 85, 90, 93, 102, 120, 124, 136, 153, 155, 170, 180, 186, 204, 248, 255, 279, 306, 310, 340, 360, 372, 408, 465, 510, 527, 558, 612, 620, 680, 744, 765, 930, 1020, 1054, 1116, 1224, 1240, 1395, 1481, 1530, 1581, 1860, 2040, 2108, 2232, 2635, 2790, 2962, 3060, 3162, 3720, 4216, 4443, 4743, 5270, 5580, 5924, 6120, 6324, 7405, 7905, 8886, 9486, 10540, 11160, 11848, 12648, 13329, 14810, 15810, 17772, 18972, 21080, 22215, 23715, 25177, 26658, 29620, 31620, 35544, 37944, 44430, 45911, 47430, 50354, 53316, 59240, 63240, 66645, 75531, 88860, 91822, 94860, 100708, 106632, 125885, 133290, 137733, 151062, 177720, 183644, 189720, 201416, 226593, 229555, 251770, 266580, 275466, 302124, 367288, 377655, 413199, 453186, 459110, 503540, 533160, 550932, 604248, 688665, 755310, 780487, 826398, 906372, 918220, 1007080, 1101864, 1132965, 1377330, 1510620, 1560974, 1652796, 1812744, 1836440, 2065995, 2265930, 2341461, 2754660, 3021240, 3121948, 3305592, 3902435, 4131990, 4531860, 4682922, 5509320, 6243896, 7024383, 7804870, 8263980, 9063720, 9365844, 11707305, 14048766, 15609740, 16527960, 18731688, 23414610, 28097532, 31219480, 35121915, 46829220, 56195064, 70243830, 93658440, 140487660, 280975320]

約数ペア:

[(1, 280975320), (2, 140487660), (3, 93658440), (4, 70243830), (5, 56195064), (6, 46829220), (8, 35121915), (9, 31219480), (10, 28097532), (12, 23414610), (15, 18731688), (17, 16527960), (18, 15609740), (20, 14048766), (24, 11707305), (30, 9365844), (31, 9063720), (34, 8263980), (36, 7804870), (40, 7024383), (45, 6243896), (51, 5509320), (60, 4682922), (62, 4531860), (68, 4131990), (72, 3902435), (85, 3305592), (90, 3121948), (93, 3021240), (102, 2754660), (120, 2341461), (124, 2265930), (136, 2065995), (153, 1836440), (155, 1812744), (170, 1652796), (180, 1560974), (186, 1510620), (204, 1377330), (248, 1132965), (255, 1101864), (279, 1007080), (306, 918220), (310, 906372), (340, 826398), (360, 780487), (372, 755310), (408, 688665), (465, 604248), (510, 550932), (527, 533160), (558, 503540), (612, 459110), (620, 453186), (680, 413199), (744, 377655), (765, 367288), (930, 302124), (1020, 275466), (1054, 266580), (1116, 251770), (1224, 229555), (1240, 226593), (1395, 201416), (1481, 189720), (1530, 183644), (1581, 177720), (1860, 151062), (2040, 137733), (2108, 133290), (2232, 125885), (2635, 106632), (2790, 100708), (2962, 94860), (3060, 91822), (3162, 88860), (3720, 75531), (4216, 66645), (4443, 63240), (4743, 59240), (5270, 53316), (5580, 50354), (5924, 47430), (6120, 45911), (6324, 44430), (7405, 37944), (7905, 35544), (8886, 31620), (9486, 29620), (10540, 26658), (11160, 25177), (11848, 23715), (12648, 22215), (13329, 21080), (14810, 18972), (15810, 17772)]