203304780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{509}}^1$

素因数の和:848

約数の個数: 144

約数和(自身を含む): 708402240

約数和(自身を除く): 505097460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 317, 420, 509, 630, 634, 951, 1018, 1260, 1268, 1527, 1585, 1902, 2036, 2219, 2545, 2853, 3054, 3170, 3563, 3804, 4438, 4581, 4755, 5090, 5706, 6108, 6340, 6657, 7126, 7635, 8876, 9162, 9510, 10180, 10689, 11095, 11412, 13314, 14252, 14265, 15270, 17815, 18324, 19020, 19971, 21378, 22190, 22905, 26628, 28530, 30540, 32067, 33285, 35630, 39942, 42756, 44380, 45810, 53445, 57060, 64134, 66570, 71260, 79884, 91620, 99855, 106890, 128268, 133140, 160335, 161353, 199710, 213780, 320670, 322706, 399420, 484059, 641340, 645412, 806765, 968118, 1129471, 1452177, 1613530, 1936236, 2258942, 2420295, 2904354, 3227060, 3388413, 4517884, 4840590, 5647355, 5808708, 6776826, 7260885, 9681180, 10165239, 11294710, 13553652, 14521770, 16942065, 20330478, 22589420, 29043540, 33884130, 40660956, 50826195, 67768260, 101652390, 203304780]

約数ペア:

[(1, 203304780), (2, 101652390), (3, 67768260), (4, 50826195), (5, 40660956), (6, 33884130), (7, 29043540), (9, 22589420), (10, 20330478), (12, 16942065), (14, 14521770), (15, 13553652), (18, 11294710), (20, 10165239), (21, 9681180), (28, 7260885), (30, 6776826), (35, 5808708), (36, 5647355), (42, 4840590), (45, 4517884), (60, 3388413), (63, 3227060), (70, 2904354), (84, 2420295), (90, 2258942), (105, 1936236), (126, 1613530), (140, 1452177), (180, 1129471), (210, 968118), (252, 806765), (315, 645412), (317, 641340), (420, 484059), (509, 399420), (630, 322706), (634, 320670), (951, 213780), (1018, 199710), (1260, 161353), (1268, 160335), (1527, 133140), (1585, 128268), (1902, 106890), (2036, 99855), (2219, 91620), (2545, 79884), (2853, 71260), (3054, 66570), (3170, 64134), (3563, 57060), (3804, 53445), (4438, 45810), (4581, 44380), (4755, 42756), (5090, 39942), (5706, 35630), (6108, 33285), (6340, 32067), (6657, 30540), (7126, 28530), (7635, 26628), (8876, 22905), (9162, 22190), (9510, 21378), (10180, 19971), (10689, 19020), (11095, 18324), (11412, 17815), (13314, 15270), (14252, 14265)]