161747460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:195

約数の個数: 288

約数和(自身を含む): 598800384

約数和(自身を除く): 437052924

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 41, 42, 45, 60, 62, 63, 70, 82, 84, 90, 93, 101, 105, 123, 124, 126, 140, 155, 164, 180, 186, 202, 205, 210, 217, 246, 252, 279, 287, 303, 310, 315, 369, 372, 404, 410, 420, 434, 465, 492, 505, 558, 574, 606, 615, 620, 630, 651, 707, 738, 820, 861, 868, 909, 930, 1010, 1085, 1116, 1148, 1212, 1230, 1260, 1271, 1302, 1395, 1414, 1435, 1476, 1515, 1722, 1818, 1845, 1860, 1953, 2020, 2121, 2170, 2460, 2542, 2583, 2604, 2790, 2828, 2870, 3030, 3131, 3255, 3444, 3535, 3636, 3690, 3813, 3906, 4141, 4242, 4305, 4340, 4545, 5084, 5166, 5580, 5740, 6060, 6262, 6355, 6363, 6510, 7070, 7380, 7626, 7812, 8282, 8484, 8610, 8897, 9090, 9393, 9765, 10332, 10605, 11439, 12423, 12524, 12710, 12726, 12915, 13020, 14140, 15252, 15655, 16564, 17220, 17794, 18180, 18786, 19065, 19530, 20705, 21210, 21917, 22878, 24846, 25420, 25452, 25830, 26691, 28179, 28987, 31310, 31815, 35588, 37269, 37572, 38130, 39060, 41410, 42420, 43834, 44485, 45756, 46965, 49692, 51660, 53382, 56358, 57195, 57974, 62115, 62620, 63630, 65751, 74538, 76260, 80073, 82820, 86961, 87668, 88970, 93930, 106764, 109585, 112716, 114390, 115948, 124230, 127260, 128371, 131502, 133455, 140895, 144935, 149076, 160146, 173922, 177940, 186345, 187860, 197253, 219170, 228780, 248460, 256742, 260883, 263004, 266910, 281790, 289870, 320292, 328755, 347844, 372690, 385113, 394506, 400365, 434805, 438340, 513484, 521766, 533820, 563580, 579740, 641855, 657510, 745380, 770226, 789012, 800730, 869610, 898597, 986265, 1043532, 1155339, 1283710, 1304415, 1315020, 1540452, 1601460, 1739220, 1797194, 1925565, 1972530, 2310678, 2567420, 2608830, 2695791, 3594388, 3851130, 3945060, 4492985, 4621356, 5217660, 5391582, 5776695, 7702260, 8087373, 8985970, 10783164, 11553390, 13478955, 16174746, 17971940, 23106780, 26957910, 32349492, 40436865, 53915820, 80873730, 161747460]

約数ペア:

[(1, 161747460), (2, 80873730), (3, 53915820), (4, 40436865), (5, 32349492), (6, 26957910), (7, 23106780), (9, 17971940), (10, 16174746), (12, 13478955), (14, 11553390), (15, 10783164), (18, 8985970), (20, 8087373), (21, 7702260), (28, 5776695), (30, 5391582), (31, 5217660), (35, 4621356), (36, 4492985), (41, 3945060), (42, 3851130), (45, 3594388), (60, 2695791), (62, 2608830), (63, 2567420), (70, 2310678), (82, 1972530), (84, 1925565), (90, 1797194), (93, 1739220), (101, 1601460), (105, 1540452), (123, 1315020), (124, 1304415), (126, 1283710), (140, 1155339), (155, 1043532), (164, 986265), (180, 898597), (186, 869610), (202, 800730), (205, 789012), (210, 770226), (217, 745380), (246, 657510), (252, 641855), (279, 579740), (287, 563580), (303, 533820), (310, 521766), (315, 513484), (369, 438340), (372, 434805), (404, 400365), (410, 394506), (420, 385113), (434, 372690), (465, 347844), (492, 328755), (505, 320292), (558, 289870), (574, 281790), (606, 266910), (615, 263004), (620, 260883), (630, 256742), (651, 248460), (707, 228780), (738, 219170), (820, 197253), (861, 187860), (868, 186345), (909, 177940), (930, 173922), (1010, 160146), (1085, 149076), (1116, 144935), (1148, 140895), (1212, 133455), (1230, 131502), (1260, 128371), (1271, 127260), (1302, 124230), (1395, 115948), (1414, 114390), (1435, 112716), (1476, 109585), (1515, 106764), (1722, 93930), (1818, 88970), (1845, 87668), (1860, 86961), (1953, 82820), (2020, 80073), (2121, 76260), (2170, 74538), (2460, 65751), (2542, 63630), (2583, 62620), (2604, 62115), (2790, 57974), (2828, 57195), (2870, 56358), (3030, 53382), (3131, 51660), (3255, 49692), (3444, 46965), (3535, 45756), (3636, 44485), (3690, 43834), (3813, 42420), (3906, 41410), (4141, 39060), (4242, 38130), (4305, 37572), (4340, 37269), (4545, 35588), (5084, 31815), (5166, 31310), (5580, 28987), (5740, 28179), (6060, 26691), (6262, 25830), (6355, 25452), (6363, 25420), (6510, 24846), (7070, 22878), (7380, 21917), (7626, 21210), (7812, 20705), (8282, 19530), (8484, 19065), (8610, 18786), (8897, 18180), (9090, 17794), (9393, 17220), (9765, 16564), (10332, 15655), (10605, 15252), (11439, 14140), (12423, 13020), (12524, 12915), (12710, 12726)]