13087997880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{74857}}^1$

素因数の和:74949

約数の個数: 128

約数和(自身を含む): 41393479680

約数和(自身を除く): 28305481800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 47, 60, 62, 93, 94, 120, 124, 141, 155, 186, 188, 235, 248, 282, 310, 372, 376, 465, 470, 564, 620, 705, 744, 930, 940, 1128, 1240, 1410, 1457, 1860, 1880, 2820, 2914, 3720, 4371, 5640, 5828, 7285, 8742, 11656, 14570, 17484, 21855, 29140, 34968, 43710, 58280, 74857, 87420, 149714, 174840, 224571, 299428, 374285, 449142, 598856, 748570, 898284, 1122855, 1497140, 1796568, 2245710, 2320567, 2994280, 3518279, 4491420, 4641134, 6961701, 7036558, 8982840, 9282268, 10554837, 11602835, 13923402, 14073116, 17591395, 18564536, 21109674, 23205670, 27846804, 28146232, 34808505, 35182790, 42219348, 46411340, 52774185, 55693608, 69617010, 70365580, 84438696, 92822680, 105548370, 109066649, 139234020, 140731160, 211096740, 218133298, 278468040, 327199947, 422193480, 436266596, 545333245, 654399894, 872533192, 1090666490, 1308799788, 1635999735, 2181332980, 2617599576, 3271999470, 4362665960, 6543998940, 13087997880]

約数ペア:

[(1, 13087997880), (2, 6543998940), (3, 4362665960), (4, 3271999470), (5, 2617599576), (6, 2181332980), (8, 1635999735), (10, 1308799788), (12, 1090666490), (15, 872533192), (20, 654399894), (24, 545333245), (30, 436266596), (31, 422193480), (40, 327199947), (47, 278468040), (60, 218133298), (62, 211096740), (93, 140731160), (94, 139234020), (120, 109066649), (124, 105548370), (141, 92822680), (155, 84438696), (186, 70365580), (188, 69617010), (235, 55693608), (248, 52774185), (282, 46411340), (310, 42219348), (372, 35182790), (376, 34808505), (465, 28146232), (470, 27846804), (564, 23205670), (620, 21109674), (705, 18564536), (744, 17591395), (930, 14073116), (940, 13923402), (1128, 11602835), (1240, 10554837), (1410, 9282268), (1457, 8982840), (1860, 7036558), (1880, 6961701), (2820, 4641134), (2914, 4491420), (3720, 3518279), (4371, 2994280), (5640, 2320567), (5828, 2245710), (7285, 1796568), (8742, 1497140), (11656, 1122855), (14570, 898284), (17484, 748570), (21855, 598856), (29140, 449142), (34968, 374285), (43710, 299428), (58280, 224571), (74857, 174840), (87420, 149714)]