57897420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:492

約数の個数: 144

約数和(自身を含む): 193052160

約数和(自身を除く): 135154740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 419, 420, 470, 490, 564, 588, 658, 705, 735, 838, 940, 980, 987, 1257, 1316, 1410, 1470, 1645, 1676, 1974, 2095, 2303, 2514, 2820, 2933, 2940, 3290, 3948, 4190, 4606, 4935, 5028, 5866, 6285, 6580, 6909, 8380, 8799, 9212, 9870, 11515, 11732, 12570, 13818, 14665, 17598, 19693, 19740, 20531, 23030, 25140, 27636, 29330, 34545, 35196, 39386, 41062, 43995, 46060, 58660, 59079, 61593, 69090, 78772, 82124, 87990, 98465, 102655, 118158, 123186, 137851, 138180, 175980, 196930, 205310, 236316, 246372, 275702, 295395, 307965, 393860, 410620, 413553, 551404, 590790, 615930, 689255, 827106, 964957, 1181580, 1231860, 1378510, 1654212, 1929914, 2067765, 2757020, 2894871, 3859828, 4135530, 4824785, 5789742, 8271060, 9649570, 11579484, 14474355, 19299140, 28948710, 57897420]

約数ペア:

[(1, 57897420), (2, 28948710), (3, 19299140), (4, 14474355), (5, 11579484), (6, 9649570), (7, 8271060), (10, 5789742), (12, 4824785), (14, 4135530), (15, 3859828), (20, 2894871), (21, 2757020), (28, 2067765), (30, 1929914), (35, 1654212), (42, 1378510), (47, 1231860), (49, 1181580), (60, 964957), (70, 827106), (84, 689255), (94, 615930), (98, 590790), (105, 551404), (140, 413553), (141, 410620), (147, 393860), (188, 307965), (196, 295395), (210, 275702), (235, 246372), (245, 236316), (282, 205310), (294, 196930), (329, 175980), (419, 138180), (420, 137851), (470, 123186), (490, 118158), (564, 102655), (588, 98465), (658, 87990), (705, 82124), (735, 78772), (838, 69090), (940, 61593), (980, 59079), (987, 58660), (1257, 46060), (1316, 43995), (1410, 41062), (1470, 39386), (1645, 35196), (1676, 34545), (1974, 29330), (2095, 27636), (2303, 25140), (2514, 23030), (2820, 20531), (2933, 19740), (2940, 19693), (3290, 17598), (3948, 14665), (4190, 13818), (4606, 12570), (4935, 11732), (5028, 11515), (5866, 9870), (6285, 9212), (6580, 8799), (6909, 8380)]