308619540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1663}}^1$

素因数の和:2709

約数の個数: 72

約数和(自身を含む): 937617408

約数和(自身を除く): 628997868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1031, 1663, 2062, 3093, 3326, 4124, 4989, 5155, 6186, 6652, 8315, 9279, 9978, 10310, 12372, 14967, 15465, 16630, 18558, 19956, 20620, 24945, 29934, 30930, 33260, 37116, 46395, 49890, 59868, 61860, 74835, 92790, 99780, 149670, 185580, 299340, 1714553, 3429106, 5143659, 6858212, 8572765, 10287318, 15430977, 17145530, 20574636, 25718295, 30861954, 34291060, 51436590, 61723908, 77154885, 102873180, 154309770, 308619540]

約数ペア:

[(1, 308619540), (2, 154309770), (3, 102873180), (4, 77154885), (5, 61723908), (6, 51436590), (9, 34291060), (10, 30861954), (12, 25718295), (15, 20574636), (18, 17145530), (20, 15430977), (30, 10287318), (36, 8572765), (45, 6858212), (60, 5143659), (90, 3429106), (180, 1714553), (1031, 299340), (1663, 185580), (2062, 149670), (3093, 99780), (3326, 92790), (4124, 74835), (4989, 61860), (5155, 59868), (6186, 49890), (6652, 46395), (8315, 37116), (9279, 33260), (9978, 30930), (10310, 29934), (12372, 24945), (14967, 20620), (15465, 19956), (16630, 18558)]