15091440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:727

約数の個数: 160

約数和(自身を含む): 57662976

約数和(自身を除く): 42571536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 691, 728, 780, 840, 910, 1040, 1092, 1365, 1382, 1456, 1560, 1680, 1820, 2073, 2184, 2730, 2764, 3120, 3455, 3640, 4146, 4368, 4837, 5460, 5528, 6910, 7280, 8292, 8983, 9674, 10365, 10920, 11056, 13820, 14511, 16584, 17966, 19348, 20730, 21840, 24185, 26949, 27640, 29022, 33168, 35932, 38696, 41460, 44915, 48370, 53898, 55280, 58044, 62881, 71864, 72555, 77392, 82920, 89830, 96740, 107796, 116088, 125762, 134745, 143728, 145110, 165840, 179660, 188643, 193480, 215592, 232176, 251524, 269490, 290220, 314405, 359320, 377286, 386960, 431184, 503048, 538980, 580440, 628810, 718640, 754572, 943215, 1006096, 1077960, 1160880, 1257620, 1509144, 1886430, 2155920, 2515240, 3018288, 3772860, 5030480, 7545720, 15091440]

約数ペア:

[(1, 15091440), (2, 7545720), (3, 5030480), (4, 3772860), (5, 3018288), (6, 2515240), (7, 2155920), (8, 1886430), (10, 1509144), (12, 1257620), (13, 1160880), (14, 1077960), (15, 1006096), (16, 943215), (20, 754572), (21, 718640), (24, 628810), (26, 580440), (28, 538980), (30, 503048), (35, 431184), (39, 386960), (40, 377286), (42, 359320), (48, 314405), (52, 290220), (56, 269490), (60, 251524), (65, 232176), (70, 215592), (78, 193480), (80, 188643), (84, 179660), (91, 165840), (104, 145110), (105, 143728), (112, 134745), (120, 125762), (130, 116088), (140, 107796), (156, 96740), (168, 89830), (182, 82920), (195, 77392), (208, 72555), (210, 71864), (240, 62881), (260, 58044), (273, 55280), (280, 53898), (312, 48370), (336, 44915), (364, 41460), (390, 38696), (420, 35932), (455, 33168), (520, 29022), (546, 27640), (560, 26949), (624, 24185), (691, 21840), (728, 20730), (780, 19348), (840, 17966), (910, 16584), (1040, 14511), (1092, 13820), (1365, 11056), (1382, 10920), (1456, 10365), (1560, 9674), (1680, 8983), (1820, 8292), (2073, 7280), (2184, 6910), (2730, 5528), (2764, 5460), (3120, 4837), (3455, 4368), (3640, 4146)]