255755760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81973}}^1$

素因数の和:82002

約数の個数: 80

約数和(自身を含む): 853841184

約数和(自身を除く): 598085424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 81973, 163946, 245919, 327892, 409865, 491838, 655784, 819730, 983676, 1065649, 1229595, 1311568, 1639460, 1967352, 2131298, 2459190, 3196947, 3278920, 3934704, 4262596, 4918380, 5328245, 6393894, 6557840, 8525192, 9836760, 10656490, 12787788, 15984735, 17050384, 19673520, 21312980, 25575576, 31969470, 42625960, 51151152, 63938940, 85251920, 127877880, 255755760]

約数ペア:

[(1, 255755760), (2, 127877880), (3, 85251920), (4, 63938940), (5, 51151152), (6, 42625960), (8, 31969470), (10, 25575576), (12, 21312980), (13, 19673520), (15, 17050384), (16, 15984735), (20, 12787788), (24, 10656490), (26, 9836760), (30, 8525192), (39, 6557840), (40, 6393894), (48, 5328245), (52, 4918380), (60, 4262596), (65, 3934704), (78, 3278920), (80, 3196947), (104, 2459190), (120, 2131298), (130, 1967352), (156, 1639460), (195, 1311568), (208, 1229595), (240, 1065649), (260, 983676), (312, 819730), (390, 655784), (520, 491838), (624, 409865), (780, 327892), (1040, 245919), (1560, 163946), (3120, 81973)]