180565980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{61417}}^1$

素因数の和:61443

約数の個数: 72

約数和(自身を含む): 588138768

約数和(自身を除く): 407572788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 61417, 122834, 184251, 245668, 307085, 368502, 429919, 614170, 737004, 859838, 921255, 1228340, 1289757, 1719676, 1842510, 2149595, 2579514, 3009433, 3685020, 4299190, 5159028, 6018866, 6448785, 8598380, 9028299, 12037732, 12897570, 15047165, 18056598, 25795140, 30094330, 36113196, 45141495, 60188660, 90282990, 180565980]

約数ペア:

[(1, 180565980), (2, 90282990), (3, 60188660), (4, 45141495), (5, 36113196), (6, 30094330), (7, 25795140), (10, 18056598), (12, 15047165), (14, 12897570), (15, 12037732), (20, 9028299), (21, 8598380), (28, 6448785), (30, 6018866), (35, 5159028), (42, 4299190), (49, 3685020), (60, 3009433), (70, 2579514), (84, 2149595), (98, 1842510), (105, 1719676), (140, 1289757), (147, 1228340), (196, 921255), (210, 859838), (245, 737004), (294, 614170), (420, 429919), (490, 368502), (588, 307085), (735, 245668), (980, 184251), (1470, 122834), (2940, 61417)]