255770280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{710473}}^1$

素因数の和:710490

約数の個数: 48

約数和(自身を含む): 831254580

約数和(自身を除く): 575484300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 710473, 1420946, 2131419, 2841892, 3552365, 4262838, 5683784, 6394257, 7104730, 8525676, 10657095, 12788514, 14209460, 17051352, 21314190, 25577028, 28418920, 31971285, 42628380, 51154056, 63942570, 85256760, 127885140, 255770280]

約数ペア:

[(1, 255770280), (2, 127885140), (3, 85256760), (4, 63942570), (5, 51154056), (6, 42628380), (8, 31971285), (9, 28418920), (10, 25577028), (12, 21314190), (15, 17051352), (18, 14209460), (20, 12788514), (24, 10657095), (30, 8525676), (36, 7104730), (40, 6394257), (45, 5683784), (60, 4262838), (72, 3552365), (90, 2841892), (120, 2131419), (180, 1420946), (360, 710473)]