80455440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:377

約数の個数: 160

約数和(自身を含む): 272232576

約数和(自身を除く): 191777136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 107, 120, 130, 156, 195, 208, 214, 240, 241, 260, 312, 321, 390, 428, 482, 520, 535, 624, 642, 723, 780, 856, 964, 1040, 1070, 1205, 1284, 1391, 1446, 1560, 1605, 1712, 1928, 2140, 2410, 2568, 2782, 2892, 3120, 3133, 3210, 3615, 3856, 4173, 4280, 4820, 5136, 5564, 5784, 6266, 6420, 6955, 7230, 8346, 8560, 9399, 9640, 11128, 11568, 12532, 12840, 13910, 14460, 15665, 16692, 18798, 19280, 20865, 22256, 25064, 25680, 25787, 27820, 28920, 31330, 33384, 37596, 41730, 46995, 50128, 51574, 55640, 57840, 62660, 66768, 75192, 77361, 83460, 93990, 103148, 111280, 125320, 128935, 150384, 154722, 166920, 187980, 206296, 250640, 257870, 309444, 333840, 335231, 375960, 386805, 412592, 515740, 618888, 670462, 751920, 773610, 1005693, 1031480, 1237776, 1340924, 1547220, 1676155, 2011386, 2062960, 2681848, 3094440, 3352310, 4022772, 5028465, 5363696, 6188880, 6704620, 8045544, 10056930, 13409240, 16091088, 20113860, 26818480, 40227720, 80455440]

約数ペア:

[(1, 80455440), (2, 40227720), (3, 26818480), (4, 20113860), (5, 16091088), (6, 13409240), (8, 10056930), (10, 8045544), (12, 6704620), (13, 6188880), (15, 5363696), (16, 5028465), (20, 4022772), (24, 3352310), (26, 3094440), (30, 2681848), (39, 2062960), (40, 2011386), (48, 1676155), (52, 1547220), (60, 1340924), (65, 1237776), (78, 1031480), (80, 1005693), (104, 773610), (107, 751920), (120, 670462), (130, 618888), (156, 515740), (195, 412592), (208, 386805), (214, 375960), (240, 335231), (241, 333840), (260, 309444), (312, 257870), (321, 250640), (390, 206296), (428, 187980), (482, 166920), (520, 154722), (535, 150384), (624, 128935), (642, 125320), (723, 111280), (780, 103148), (856, 93990), (964, 83460), (1040, 77361), (1070, 75192), (1205, 66768), (1284, 62660), (1391, 57840), (1446, 55640), (1560, 51574), (1605, 50128), (1712, 46995), (1928, 41730), (2140, 37596), (2410, 33384), (2568, 31330), (2782, 28920), (2892, 27820), (3120, 25787), (3133, 25680), (3210, 25064), (3615, 22256), (3856, 20865), (4173, 19280), (4280, 18798), (4820, 16692), (5136, 15665), (5564, 14460), (5784, 13910), (6266, 12840), (6420, 12532), (6955, 11568), (7230, 11128), (8346, 9640), (8560, 9399)]