82999980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3467}}^1$

素因数の和:3508

約数の個数: 144

約数和(自身を含む): 302964480

約数和(自身を除く): 219964500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3467, 3990, 4788, 5985, 6934, 7980, 10401, 11970, 13868, 17335, 20802, 23940, 24269, 31203, 34670, 41604, 48538, 52005, 62406, 65873, 69340, 72807, 97076, 104010, 121345, 124812, 131746, 145614, 156015, 197619, 208020, 218421, 242690, 263492, 291228, 312030, 329365, 364035, 395238, 436842, 461111, 485380, 592857, 624060, 658730, 728070, 790476, 873684, 922222, 988095, 1092105, 1185714, 1317460, 1383333, 1456140, 1844444, 1976190, 2184210, 2305555, 2371428, 2766666, 2964285, 3952380, 4149999, 4368420, 4611110, 5533332, 5928570, 6916665, 8299998, 9222220, 11857140, 13833330, 16599996, 20749995, 27666660, 41499990, 82999980]

約数ペア:

[(1, 82999980), (2, 41499990), (3, 27666660), (4, 20749995), (5, 16599996), (6, 13833330), (7, 11857140), (9, 9222220), (10, 8299998), (12, 6916665), (14, 5928570), (15, 5533332), (18, 4611110), (19, 4368420), (20, 4149999), (21, 3952380), (28, 2964285), (30, 2766666), (35, 2371428), (36, 2305555), (38, 2184210), (42, 1976190), (45, 1844444), (57, 1456140), (60, 1383333), (63, 1317460), (70, 1185714), (76, 1092105), (84, 988095), (90, 922222), (95, 873684), (105, 790476), (114, 728070), (126, 658730), (133, 624060), (140, 592857), (171, 485380), (180, 461111), (190, 436842), (210, 395238), (228, 364035), (252, 329365), (266, 312030), (285, 291228), (315, 263492), (342, 242690), (380, 218421), (399, 208020), (420, 197619), (532, 156015), (570, 145614), (630, 131746), (665, 124812), (684, 121345), (798, 104010), (855, 97076), (1140, 72807), (1197, 69340), (1260, 65873), (1330, 62406), (1596, 52005), (1710, 48538), (1995, 41604), (2394, 34670), (2660, 31203), (3420, 24269), (3467, 23940), (3990, 20802), (4788, 17335), (5985, 13868), (6934, 11970), (7980, 10401)]