145622840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{17419}}^1$

素因数の和:17460

約数の個数: 64

約数和(自身を含む): 376272000

約数和(自身を除く): 230649160

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 17419, 34838, 69676, 87095, 139352, 174190, 191609, 330961, 348380, 383218, 661922, 696760, 766436, 958045, 1323844, 1532872, 1654805, 1916090, 2647688, 3309610, 3640571, 3832180, 6619220, 7281142, 7664360, 13238440, 14562284, 18202855, 29124568, 36405710, 72811420, 145622840]

約数ペア:

[(1, 145622840), (2, 72811420), (4, 36405710), (5, 29124568), (8, 18202855), (10, 14562284), (11, 13238440), (19, 7664360), (20, 7281142), (22, 6619220), (38, 3832180), (40, 3640571), (44, 3309610), (55, 2647688), (76, 1916090), (88, 1654805), (95, 1532872), (110, 1323844), (152, 958045), (190, 766436), (209, 696760), (220, 661922), (380, 383218), (418, 348380), (440, 330961), (760, 191609), (836, 174190), (1045, 139352), (1672, 87095), (2090, 69676), (4180, 34838), (8360, 17419)]