491006640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3673}}^1$

素因数の和:4246

約数の個数: 80

約数和(自身を含む): 1525268448

約数和(自身を除く): 1034261808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 557, 1114, 1671, 2228, 2785, 3342, 3673, 4456, 5570, 6684, 7346, 8355, 8912, 11019, 11140, 13368, 14692, 16710, 18365, 22038, 22280, 26736, 29384, 33420, 36730, 44076, 44560, 55095, 58768, 66840, 73460, 88152, 110190, 133680, 146920, 176304, 220380, 293840, 440760, 881520, 2045861, 4091722, 6137583, 8183444, 10229305, 12275166, 16366888, 20458610, 24550332, 30687915, 32733776, 40917220, 49100664, 61375830, 81834440, 98201328, 122751660, 163668880, 245503320, 491006640]

約数ペア:

[(1, 491006640), (2, 245503320), (3, 163668880), (4, 122751660), (5, 98201328), (6, 81834440), (8, 61375830), (10, 49100664), (12, 40917220), (15, 32733776), (16, 30687915), (20, 24550332), (24, 20458610), (30, 16366888), (40, 12275166), (48, 10229305), (60, 8183444), (80, 6137583), (120, 4091722), (240, 2045861), (557, 881520), (1114, 440760), (1671, 293840), (2228, 220380), (2785, 176304), (3342, 146920), (3673, 133680), (4456, 110190), (5570, 88152), (6684, 73460), (7346, 66840), (8355, 58768), (8912, 55095), (11019, 44560), (11140, 44076), (13368, 36730), (14692, 33420), (16710, 29384), (18365, 26736), (22038, 22280)]