51471240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1097}}^1$

素因数の和:1151

約数の個数: 128

約数和(自身を含む): 170760960

約数和(自身を除く): 119289720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 255, 276, 340, 345, 391, 408, 460, 510, 552, 680, 690, 782, 920, 1020, 1097, 1173, 1380, 1564, 1955, 2040, 2194, 2346, 2760, 3128, 3291, 3910, 4388, 4692, 5485, 5865, 6582, 7820, 8776, 9384, 10970, 11730, 13164, 15640, 16455, 18649, 21940, 23460, 25231, 26328, 32910, 37298, 43880, 46920, 50462, 55947, 65820, 74596, 75693, 93245, 100924, 111894, 126155, 131640, 149192, 151386, 186490, 201848, 223788, 252310, 279735, 302772, 372980, 378465, 428927, 447576, 504620, 559470, 605544, 745960, 756930, 857854, 1009240, 1118940, 1286781, 1513860, 1715708, 2144635, 2237880, 2573562, 3027720, 3431416, 4289270, 5147124, 6433905, 8578540, 10294248, 12867810, 17157080, 25735620, 51471240]

約数ペア:

[(1, 51471240), (2, 25735620), (3, 17157080), (4, 12867810), (5, 10294248), (6, 8578540), (8, 6433905), (10, 5147124), (12, 4289270), (15, 3431416), (17, 3027720), (20, 2573562), (23, 2237880), (24, 2144635), (30, 1715708), (34, 1513860), (40, 1286781), (46, 1118940), (51, 1009240), (60, 857854), (68, 756930), (69, 745960), (85, 605544), (92, 559470), (102, 504620), (115, 447576), (120, 428927), (136, 378465), (138, 372980), (170, 302772), (184, 279735), (204, 252310), (230, 223788), (255, 201848), (276, 186490), (340, 151386), (345, 149192), (391, 131640), (408, 126155), (460, 111894), (510, 100924), (552, 93245), (680, 75693), (690, 74596), (782, 65820), (920, 55947), (1020, 50462), (1097, 46920), (1173, 43880), (1380, 37298), (1564, 32910), (1955, 26328), (2040, 25231), (2194, 23460), (2346, 21940), (2760, 18649), (3128, 16455), (3291, 15640), (3910, 13164), (4388, 11730), (4692, 10970), (5485, 9384), (5865, 8776), (6582, 7820)]