55641720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:373

約数の個数: 128

約数和(自身を含む): 176256000

約数和(自身を除く): 120614280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 59, 60, 87, 116, 118, 120, 145, 174, 177, 232, 236, 271, 290, 295, 348, 354, 435, 472, 542, 580, 590, 696, 708, 813, 870, 885, 1084, 1160, 1180, 1355, 1416, 1626, 1711, 1740, 1770, 2168, 2360, 2710, 3252, 3422, 3480, 3540, 4065, 5133, 5420, 6504, 6844, 7080, 7859, 8130, 8555, 10266, 10840, 13688, 15718, 15989, 16260, 17110, 20532, 23577, 25665, 31436, 31978, 32520, 34220, 39295, 41064, 47154, 47967, 51330, 62872, 63956, 68440, 78590, 79945, 94308, 95934, 102660, 117885, 127912, 157180, 159890, 188616, 191868, 205320, 235770, 239835, 314360, 319780, 383736, 463681, 471540, 479670, 639560, 927362, 943080, 959340, 1391043, 1854724, 1918680, 2318405, 2782086, 3709448, 4636810, 5564172, 6955215, 9273620, 11128344, 13910430, 18547240, 27820860, 55641720]

約数ペア:

[(1, 55641720), (2, 27820860), (3, 18547240), (4, 13910430), (5, 11128344), (6, 9273620), (8, 6955215), (10, 5564172), (12, 4636810), (15, 3709448), (20, 2782086), (24, 2318405), (29, 1918680), (30, 1854724), (40, 1391043), (58, 959340), (59, 943080), (60, 927362), (87, 639560), (116, 479670), (118, 471540), (120, 463681), (145, 383736), (174, 319780), (177, 314360), (232, 239835), (236, 235770), (271, 205320), (290, 191868), (295, 188616), (348, 159890), (354, 157180), (435, 127912), (472, 117885), (542, 102660), (580, 95934), (590, 94308), (696, 79945), (708, 78590), (813, 68440), (870, 63956), (885, 62872), (1084, 51330), (1160, 47967), (1180, 47154), (1355, 41064), (1416, 39295), (1626, 34220), (1711, 32520), (1740, 31978), (1770, 31436), (2168, 25665), (2360, 23577), (2710, 20532), (3252, 17110), (3422, 16260), (3480, 15989), (3540, 15718), (4065, 13688), (5133, 10840), (5420, 10266), (6504, 8555), (6844, 8130), (7080, 7859)]