79780260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 263991168

約数和(自身を除く): 184210908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 113, 123, 140, 164, 205, 210, 226, 246, 287, 339, 410, 420, 452, 492, 565, 574, 615, 678, 791, 820, 861, 1130, 1148, 1230, 1356, 1435, 1582, 1681, 1695, 1722, 2260, 2373, 2460, 2870, 3164, 3362, 3390, 3444, 3955, 4305, 4633, 4746, 5043, 5740, 6724, 6780, 7910, 8405, 8610, 9266, 9492, 10086, 11767, 11865, 13899, 15820, 16810, 17220, 18532, 20172, 23165, 23534, 23730, 25215, 27798, 32431, 33620, 35301, 46330, 47068, 47460, 50430, 55596, 58835, 64862, 69495, 70602, 92660, 97293, 100860, 117670, 129724, 138990, 141204, 162155, 176505, 189953, 194586, 235340, 277980, 324310, 353010, 379906, 389172, 486465, 569859, 648620, 706020, 759812, 949765, 972930, 1139718, 1329671, 1899530, 1945860, 2279436, 2659342, 2849295, 3799060, 3989013, 5318684, 5698590, 6648355, 7978026, 11397180, 13296710, 15956052, 19945065, 26593420, 39890130, 79780260]

約数ペア:

[(1, 79780260), (2, 39890130), (3, 26593420), (4, 19945065), (5, 15956052), (6, 13296710), (7, 11397180), (10, 7978026), (12, 6648355), (14, 5698590), (15, 5318684), (20, 3989013), (21, 3799060), (28, 2849295), (30, 2659342), (35, 2279436), (41, 1945860), (42, 1899530), (60, 1329671), (70, 1139718), (82, 972930), (84, 949765), (105, 759812), (113, 706020), (123, 648620), (140, 569859), (164, 486465), (205, 389172), (210, 379906), (226, 353010), (246, 324310), (287, 277980), (339, 235340), (410, 194586), (420, 189953), (452, 176505), (492, 162155), (565, 141204), (574, 138990), (615, 129724), (678, 117670), (791, 100860), (820, 97293), (861, 92660), (1130, 70602), (1148, 69495), (1230, 64862), (1356, 58835), (1435, 55596), (1582, 50430), (1681, 47460), (1695, 47068), (1722, 46330), (2260, 35301), (2373, 33620), (2460, 32431), (2870, 27798), (3164, 25215), (3362, 23730), (3390, 23534), (3444, 23165), (3955, 20172), (4305, 18532), (4633, 17220), (4746, 16810), (5043, 15820), (5740, 13899), (6724, 11865), (6780, 11767), (7910, 10086), (8405, 9492), (8610, 9266)]