55307640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:757

約数の個数: 128

約数和(自身を含む): 179366400

約数和(自身を除く): 124058760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 29, 30, 40, 46, 58, 60, 69, 87, 92, 115, 116, 120, 138, 145, 174, 184, 230, 232, 276, 290, 345, 348, 435, 460, 552, 580, 667, 690, 691, 696, 870, 920, 1160, 1334, 1380, 1382, 1740, 2001, 2073, 2668, 2760, 2764, 3335, 3455, 3480, 4002, 4146, 5336, 5528, 6670, 6910, 8004, 8292, 10005, 10365, 13340, 13820, 15893, 16008, 16584, 20010, 20039, 20730, 26680, 27640, 31786, 40020, 40078, 41460, 47679, 60117, 63572, 79465, 80040, 80156, 82920, 95358, 100195, 120234, 127144, 158930, 160312, 190716, 200390, 238395, 240468, 300585, 317860, 381432, 400780, 460897, 476790, 480936, 601170, 635720, 801560, 921794, 953580, 1202340, 1382691, 1843588, 1907160, 2304485, 2404680, 2765382, 3687176, 4608970, 5530764, 6913455, 9217940, 11061528, 13826910, 18435880, 27653820, 55307640]

約数ペア:

[(1, 55307640), (2, 27653820), (3, 18435880), (4, 13826910), (5, 11061528), (6, 9217940), (8, 6913455), (10, 5530764), (12, 4608970), (15, 3687176), (20, 2765382), (23, 2404680), (24, 2304485), (29, 1907160), (30, 1843588), (40, 1382691), (46, 1202340), (58, 953580), (60, 921794), (69, 801560), (87, 635720), (92, 601170), (115, 480936), (116, 476790), (120, 460897), (138, 400780), (145, 381432), (174, 317860), (184, 300585), (230, 240468), (232, 238395), (276, 200390), (290, 190716), (345, 160312), (348, 158930), (435, 127144), (460, 120234), (552, 100195), (580, 95358), (667, 82920), (690, 80156), (691, 80040), (696, 79465), (870, 63572), (920, 60117), (1160, 47679), (1334, 41460), (1380, 40078), (1382, 40020), (1740, 31786), (2001, 27640), (2073, 26680), (2668, 20730), (2760, 20039), (2764, 20010), (3335, 16584), (3455, 16008), (3480, 15893), (4002, 13820), (4146, 13340), (5336, 10365), (5528, 10005), (6670, 8292), (6910, 8004)]