315038020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{67}}^2$

素因数の和:194

約数の個数: 108

約数和(自身を含む): 763662060

約数和(自身を除く): 448624040

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 67, 110, 116, 121, 134, 145, 220, 242, 268, 290, 319, 335, 484, 580, 605, 638, 670, 737, 1210, 1276, 1340, 1474, 1595, 1943, 2420, 2948, 3190, 3509, 3685, 3886, 4489, 6380, 7018, 7370, 7772, 8107, 8978, 9715, 14036, 14740, 16214, 17545, 17956, 19430, 21373, 22445, 32428, 35090, 38860, 40535, 42746, 44890, 49379, 70180, 81070, 85492, 89780, 98758, 106865, 130181, 162140, 197516, 213730, 235103, 246895, 260362, 427460, 470206, 493790, 520724, 543169, 650905, 940412, 987580, 1086338, 1175515, 1301810, 1431991, 2172676, 2351030, 2603620, 2715845, 2863982, 4702060, 5431690, 5727964, 7159955, 10863380, 14319910, 15751901, 28639820, 31503802, 63007604, 78759505, 157519010, 315038020]

約数ペア:

[(1, 315038020), (2, 157519010), (4, 78759505), (5, 63007604), (10, 31503802), (11, 28639820), (20, 15751901), (22, 14319910), (29, 10863380), (44, 7159955), (55, 5727964), (58, 5431690), (67, 4702060), (110, 2863982), (116, 2715845), (121, 2603620), (134, 2351030), (145, 2172676), (220, 1431991), (242, 1301810), (268, 1175515), (290, 1086338), (319, 987580), (335, 940412), (484, 650905), (580, 543169), (605, 520724), (638, 493790), (670, 470206), (737, 427460), (1210, 260362), (1276, 246895), (1340, 235103), (1474, 213730), (1595, 197516), (1943, 162140), (2420, 130181), (2948, 106865), (3190, 98758), (3509, 89780), (3685, 85492), (3886, 81070), (4489, 70180), (6380, 49379), (7018, 44890), (7370, 42746), (7772, 40535), (8107, 38860), (8978, 35090), (9715, 32428), (14036, 22445), (14740, 21373), (16214, 19430), (17545, 17956)]