20965686768

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{17749}}^1$

素因数の和:18407

約数の個数: 120

約数和(自身を含む): 63291956000

約数和(自身を除く): 42326269232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 631, 936, 1262, 1872, 1893, 2524, 3786, 5048, 5679, 7572, 8203, 10096, 11358, 15144, 16406, 17749, 22716, 24609, 30288, 32812, 35498, 45432, 49218, 53247, 65624, 70996, 73827, 90864, 98436, 106494, 131248, 141992, 147654, 159741, 196872, 212988, 230737, 283984, 295308, 319482, 393744, 425976, 461474, 590616, 638964, 692211, 851952, 922948, 1181232, 1277928, 1384422, 1845896, 2076633, 2555856, 2768844, 3691792, 4153266, 5537688, 8306532, 11075376, 11199619, 16613064, 22399238, 33226128, 33598857, 44798476, 67197714, 89596952, 100796571, 134395428, 145595047, 179193904, 201593142, 268790856, 291190094, 403186284, 436785141, 537581712, 582380188, 806372568, 873570282, 1164760376, 1310355423, 1612745136, 1747140564, 2329520752, 2620710846, 3494281128, 5241421692, 6988562256, 10482843384, 20965686768]

約数ペア:

[(1, 20965686768), (2, 10482843384), (3, 6988562256), (4, 5241421692), (6, 3494281128), (8, 2620710846), (9, 2329520752), (12, 1747140564), (13, 1612745136), (16, 1310355423), (18, 1164760376), (24, 873570282), (26, 806372568), (36, 582380188), (39, 537581712), (48, 436785141), (52, 403186284), (72, 291190094), (78, 268790856), (104, 201593142), (117, 179193904), (144, 145595047), (156, 134395428), (208, 100796571), (234, 89596952), (312, 67197714), (468, 44798476), (624, 33598857), (631, 33226128), (936, 22399238), (1262, 16613064), (1872, 11199619), (1893, 11075376), (2524, 8306532), (3786, 5537688), (5048, 4153266), (5679, 3691792), (7572, 2768844), (8203, 2555856), (10096, 2076633), (11358, 1845896), (15144, 1384422), (16406, 1277928), (17749, 1181232), (22716, 922948), (24609, 851952), (30288, 692211), (32812, 638964), (35498, 590616), (45432, 461474), (49218, 425976), (53247, 393744), (65624, 319482), (70996, 295308), (73827, 283984), (90864, 230737), (98436, 212988), (106494, 196872), (131248, 159741), (141992, 147654)]