285325380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{6983}}^1$

素因数の和:7225

約数の個数: 72

約数和(自身を含む): 869424192

約数和(自身を除く): 584098812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227, 454, 681, 908, 1135, 1362, 2043, 2270, 2724, 3405, 4086, 4540, 6810, 6983, 8172, 10215, 13620, 13966, 20430, 20949, 27932, 34915, 40860, 41898, 62847, 69830, 83796, 104745, 125694, 139660, 209490, 251388, 314235, 418980, 628470, 1256940, 1585141, 3170282, 4755423, 6340564, 7925705, 9510846, 14266269, 15851410, 19021692, 23777115, 28532538, 31702820, 47554230, 57065076, 71331345, 95108460, 142662690, 285325380]

約数ペア:

[(1, 285325380), (2, 142662690), (3, 95108460), (4, 71331345), (5, 57065076), (6, 47554230), (9, 31702820), (10, 28532538), (12, 23777115), (15, 19021692), (18, 15851410), (20, 14266269), (30, 9510846), (36, 7925705), (45, 6340564), (60, 4755423), (90, 3170282), (180, 1585141), (227, 1256940), (454, 628470), (681, 418980), (908, 314235), (1135, 251388), (1362, 209490), (2043, 139660), (2270, 125694), (2724, 104745), (3405, 83796), (4086, 69830), (4540, 62847), (6810, 41898), (6983, 40860), (8172, 34915), (10215, 27932), (13620, 20949), (13966, 20430)]