80953740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1367}}^1$

素因数の和:1436

約数の個数: 144

約数和(自身を含む): 286820352

約数和(自身を除く): 205866612

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1260, 1316, 1367, 1410, 1645, 1692, 1974, 2115, 2734, 2820, 2961, 3290, 3948, 4101, 4230, 4935, 5468, 5922, 6580, 6835, 8202, 8460, 9569, 9870, 11844, 12303, 13670, 14805, 16404, 19138, 19740, 20505, 24606, 27340, 28707, 29610, 38276, 41010, 47845, 49212, 57414, 59220, 61515, 64249, 82020, 86121, 95690, 114828, 123030, 128498, 143535, 172242, 191380, 192747, 246060, 256996, 287070, 321245, 344484, 385494, 430605, 449743, 574140, 578241, 642490, 770988, 861210, 899486, 963735, 1156482, 1284980, 1349229, 1722420, 1798972, 1927470, 2248715, 2312964, 2698458, 2891205, 3854940, 4047687, 4497430, 5396916, 5782410, 6746145, 8095374, 8994860, 11564820, 13492290, 16190748, 20238435, 26984580, 40476870, 80953740]

約数ペア:

[(1, 80953740), (2, 40476870), (3, 26984580), (4, 20238435), (5, 16190748), (6, 13492290), (7, 11564820), (9, 8994860), (10, 8095374), (12, 6746145), (14, 5782410), (15, 5396916), (18, 4497430), (20, 4047687), (21, 3854940), (28, 2891205), (30, 2698458), (35, 2312964), (36, 2248715), (42, 1927470), (45, 1798972), (47, 1722420), (60, 1349229), (63, 1284980), (70, 1156482), (84, 963735), (90, 899486), (94, 861210), (105, 770988), (126, 642490), (140, 578241), (141, 574140), (180, 449743), (188, 430605), (210, 385494), (235, 344484), (252, 321245), (282, 287070), (315, 256996), (329, 246060), (420, 192747), (423, 191380), (470, 172242), (564, 143535), (630, 128498), (658, 123030), (705, 114828), (846, 95690), (940, 86121), (987, 82020), (1260, 64249), (1316, 61515), (1367, 59220), (1410, 57414), (1645, 49212), (1692, 47845), (1974, 41010), (2115, 38276), (2734, 29610), (2820, 28707), (2961, 27340), (3290, 24606), (3948, 20505), (4101, 19740), (4230, 19138), (4935, 16404), (5468, 14805), (5922, 13670), (6580, 12303), (6835, 11844), (8202, 9870), (8460, 9569)]