205075260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:385

約数の個数: 192

約数和(自身を含む): 695439360

約数和(自身を除く): 490364100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 131, 135, 156, 180, 195, 223, 234, 260, 262, 270, 351, 390, 393, 446, 468, 524, 540, 585, 655, 669, 702, 780, 786, 892, 1115, 1170, 1179, 1310, 1338, 1404, 1572, 1703, 1755, 1965, 2007, 2230, 2340, 2358, 2620, 2676, 2899, 3345, 3406, 3510, 3537, 3930, 4014, 4460, 4716, 5109, 5798, 5895, 6021, 6690, 6812, 7020, 7074, 7860, 8028, 8515, 8697, 10035, 10218, 11596, 11790, 12042, 13380, 14148, 14495, 15327, 17030, 17394, 17685, 20070, 20436, 23580, 24084, 25545, 26091, 28990, 29213, 30105, 30654, 34060, 34788, 35370, 40140, 43485, 45981, 51090, 52182, 57980, 58426, 60210, 61308, 70740, 76635, 78273, 86970, 87639, 91962, 102180, 104364, 116852, 120420, 130455, 146065, 153270, 156546, 173940, 175278, 183924, 229905, 260910, 262917, 292130, 306540, 313092, 350556, 379769, 391365, 438195, 459810, 521820, 525834, 584260, 759538, 782730, 788751, 876390, 919620, 1051668, 1139307, 1314585, 1519076, 1565460, 1577502, 1752780, 1898845, 2278614, 2629170, 3155004, 3417921, 3797690, 3943755, 4557228, 5258340, 5696535, 6835842, 7595380, 7887510, 10253763, 11393070, 13671684, 15775020, 17089605, 20507526, 22786140, 34179210, 41015052, 51268815, 68358420, 102537630, 205075260]

約数ペア:

[(1, 205075260), (2, 102537630), (3, 68358420), (4, 51268815), (5, 41015052), (6, 34179210), (9, 22786140), (10, 20507526), (12, 17089605), (13, 15775020), (15, 13671684), (18, 11393070), (20, 10253763), (26, 7887510), (27, 7595380), (30, 6835842), (36, 5696535), (39, 5258340), (45, 4557228), (52, 3943755), (54, 3797690), (60, 3417921), (65, 3155004), (78, 2629170), (90, 2278614), (108, 1898845), (117, 1752780), (130, 1577502), (131, 1565460), (135, 1519076), (156, 1314585), (180, 1139307), (195, 1051668), (223, 919620), (234, 876390), (260, 788751), (262, 782730), (270, 759538), (351, 584260), (390, 525834), (393, 521820), (446, 459810), (468, 438195), (524, 391365), (540, 379769), (585, 350556), (655, 313092), (669, 306540), (702, 292130), (780, 262917), (786, 260910), (892, 229905), (1115, 183924), (1170, 175278), (1179, 173940), (1310, 156546), (1338, 153270), (1404, 146065), (1572, 130455), (1703, 120420), (1755, 116852), (1965, 104364), (2007, 102180), (2230, 91962), (2340, 87639), (2358, 86970), (2620, 78273), (2676, 76635), (2899, 70740), (3345, 61308), (3406, 60210), (3510, 58426), (3537, 57980), (3930, 52182), (4014, 51090), (4460, 45981), (4716, 43485), (5109, 40140), (5798, 35370), (5895, 34788), (6021, 34060), (6690, 30654), (6812, 30105), (7020, 29213), (7074, 28990), (7860, 26091), (8028, 25545), (8515, 24084), (8697, 23580), (10035, 20436), (10218, 20070), (11596, 17685), (11790, 17394), (12042, 17030), (13380, 15327), (14148, 14495)]