157400040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8147}}^1$

素因数の和:8191

約数の個数: 128

約数和(自身を含む): 563189760

約数和(自身を除く): 405789720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 8147, 9660, 16294, 19320, 24441, 32588, 40735, 48882, 57029, 65176, 81470, 97764, 114058, 122205, 162940, 171087, 187381, 195528, 228116, 244410, 285145, 325880, 342174, 374762, 456232, 488820, 562143, 570290, 684348, 749524, 855435, 936905, 977640, 1124286, 1140580, 1311667, 1368696, 1499048, 1710870, 1873810, 2248572, 2281160, 2623334, 2810715, 3421740, 3747620, 3935001, 4497144, 5246668, 5621430, 6558335, 6843480, 7495240, 7870002, 10493336, 11242860, 13116670, 15740004, 19675005, 22485720, 26233340, 31480008, 39350010, 52466680, 78700020, 157400040]

約数ペア:

[(1, 157400040), (2, 78700020), (3, 52466680), (4, 39350010), (5, 31480008), (6, 26233340), (7, 22485720), (8, 19675005), (10, 15740004), (12, 13116670), (14, 11242860), (15, 10493336), (20, 7870002), (21, 7495240), (23, 6843480), (24, 6558335), (28, 5621430), (30, 5246668), (35, 4497144), (40, 3935001), (42, 3747620), (46, 3421740), (56, 2810715), (60, 2623334), (69, 2281160), (70, 2248572), (84, 1873810), (92, 1710870), (105, 1499048), (115, 1368696), (120, 1311667), (138, 1140580), (140, 1124286), (161, 977640), (168, 936905), (184, 855435), (210, 749524), (230, 684348), (276, 570290), (280, 562143), (322, 488820), (345, 456232), (420, 374762), (460, 342174), (483, 325880), (552, 285145), (644, 244410), (690, 228116), (805, 195528), (840, 187381), (920, 171087), (966, 162940), (1288, 122205), (1380, 114058), (1610, 97764), (1932, 81470), (2415, 65176), (2760, 57029), (3220, 48882), (3864, 40735), (4830, 32588), (6440, 24441), (8147, 19320), (9660, 16294)]