154986720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:457

約数の個数: 192

約数和(自身を含む): 563189760

約数和(自身を除く): 408203040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 193, 210, 224, 239, 240, 280, 336, 386, 420, 478, 480, 560, 579, 672, 717, 772, 840, 956, 965, 1120, 1158, 1195, 1351, 1434, 1544, 1673, 1680, 1912, 1930, 2316, 2390, 2702, 2868, 2895, 3088, 3346, 3360, 3585, 3824, 3860, 4053, 4632, 4780, 5019, 5404, 5736, 5790, 6176, 6692, 6755, 7170, 7648, 7720, 8106, 8365, 9264, 9560, 10038, 10808, 11472, 11580, 13384, 13510, 14340, 15440, 16212, 16730, 18528, 19120, 20076, 20265, 21616, 22944, 23160, 25095, 26768, 27020, 28680, 30880, 32424, 33460, 38240, 40152, 40530, 43232, 46127, 46320, 50190, 53536, 54040, 57360, 64848, 66920, 80304, 81060, 92254, 92640, 100380, 108080, 114720, 129696, 133840, 138381, 160608, 162120, 184508, 200760, 216160, 230635, 267680, 276762, 322889, 324240, 369016, 401520, 461270, 553524, 645778, 648480, 691905, 738032, 803040, 922540, 968667, 1107048, 1291556, 1383810, 1476064, 1614445, 1845080, 1937334, 2214096, 2583112, 2767620, 3228890, 3690160, 3874668, 4428192, 4843335, 5166224, 5535240, 6457780, 7380320, 7749336, 9686670, 10332448, 11070480, 12915560, 15498672, 19373340, 22140960, 25831120, 30997344, 38746680, 51662240, 77493360, 154986720]

約数ペア:

[(1, 154986720), (2, 77493360), (3, 51662240), (4, 38746680), (5, 30997344), (6, 25831120), (7, 22140960), (8, 19373340), (10, 15498672), (12, 12915560), (14, 11070480), (15, 10332448), (16, 9686670), (20, 7749336), (21, 7380320), (24, 6457780), (28, 5535240), (30, 5166224), (32, 4843335), (35, 4428192), (40, 3874668), (42, 3690160), (48, 3228890), (56, 2767620), (60, 2583112), (70, 2214096), (80, 1937334), (84, 1845080), (96, 1614445), (105, 1476064), (112, 1383810), (120, 1291556), (140, 1107048), (160, 968667), (168, 922540), (193, 803040), (210, 738032), (224, 691905), (239, 648480), (240, 645778), (280, 553524), (336, 461270), (386, 401520), (420, 369016), (478, 324240), (480, 322889), (560, 276762), (579, 267680), (672, 230635), (717, 216160), (772, 200760), (840, 184508), (956, 162120), (965, 160608), (1120, 138381), (1158, 133840), (1195, 129696), (1351, 114720), (1434, 108080), (1544, 100380), (1673, 92640), (1680, 92254), (1912, 81060), (1930, 80304), (2316, 66920), (2390, 64848), (2702, 57360), (2868, 54040), (2895, 53536), (3088, 50190), (3346, 46320), (3360, 46127), (3585, 43232), (3824, 40530), (3860, 40152), (4053, 38240), (4632, 33460), (4780, 32424), (5019, 30880), (5404, 28680), (5736, 27020), (5790, 26768), (6176, 25095), (6692, 23160), (6755, 22944), (7170, 21616), (7648, 20265), (7720, 20076), (8106, 19120), (8365, 18528), (9264, 16730), (9560, 16212), (10038, 15440), (10808, 14340), (11472, 13510), (11580, 13384)]