55318120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:563

約数の個数: 128

約数和(自身を含む): 154224000

約数和(自身を除く): 98905880

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 88, 95, 104, 110, 130, 143, 152, 190, 209, 220, 247, 260, 286, 380, 418, 440, 494, 509, 520, 572, 715, 760, 836, 988, 1018, 1045, 1144, 1235, 1430, 1672, 1976, 2036, 2090, 2470, 2545, 2717, 2860, 4072, 4180, 4940, 5090, 5434, 5599, 5720, 6617, 8360, 9671, 9880, 10180, 10868, 11198, 13234, 13585, 19342, 20360, 21736, 22396, 26468, 27170, 27995, 33085, 38684, 44792, 48355, 52936, 54340, 55990, 66170, 72787, 77368, 96710, 106381, 108680, 111980, 125723, 132340, 145574, 193420, 212762, 223960, 251446, 264680, 291148, 363935, 386840, 425524, 502892, 531905, 582296, 628615, 727870, 851048, 1005784, 1063810, 1257230, 1382953, 1455740, 2127620, 2514460, 2765906, 2911480, 4255240, 5028920, 5531812, 6914765, 11063624, 13829530, 27659060, 55318120]

約数ペア:

[(1, 55318120), (2, 27659060), (4, 13829530), (5, 11063624), (8, 6914765), (10, 5531812), (11, 5028920), (13, 4255240), (19, 2911480), (20, 2765906), (22, 2514460), (26, 2127620), (38, 1455740), (40, 1382953), (44, 1257230), (52, 1063810), (55, 1005784), (65, 851048), (76, 727870), (88, 628615), (95, 582296), (104, 531905), (110, 502892), (130, 425524), (143, 386840), (152, 363935), (190, 291148), (209, 264680), (220, 251446), (247, 223960), (260, 212762), (286, 193420), (380, 145574), (418, 132340), (440, 125723), (494, 111980), (509, 108680), (520, 106381), (572, 96710), (715, 77368), (760, 72787), (836, 66170), (988, 55990), (1018, 54340), (1045, 52936), (1144, 48355), (1235, 44792), (1430, 38684), (1672, 33085), (1976, 27995), (2036, 27170), (2090, 26468), (2470, 22396), (2545, 21736), (2717, 20360), (2860, 19342), (4072, 13585), (4180, 13234), (4940, 11198), (5090, 10868), (5434, 10180), (5599, 9880), (5720, 9671), (6617, 8360)]