262496320

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:768

約数の個数: 112

約数和(自身を含む): 671919408

約数和(自身を除く): 409423088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 73, 80, 85, 136, 146, 160, 170, 272, 292, 320, 340, 365, 544, 584, 661, 680, 730, 1088, 1168, 1241, 1322, 1360, 1460, 2336, 2482, 2644, 2720, 2920, 3305, 4672, 4964, 5288, 5440, 5840, 6205, 6610, 9928, 10576, 11237, 11680, 12410, 13220, 19856, 21152, 22474, 23360, 24820, 26440, 39712, 42304, 44948, 48253, 49640, 52880, 56185, 79424, 89896, 96506, 99280, 105760, 112370, 179792, 193012, 198560, 211520, 224740, 241265, 359584, 386024, 397120, 449480, 482530, 719168, 772048, 820301, 898960, 965060, 1544096, 1640602, 1797920, 1930120, 3088192, 3281204, 3595840, 3860240, 4101505, 6562408, 7720480, 8203010, 13124816, 15440960, 16406020, 26249632, 32812040, 52499264, 65624080, 131248160, 262496320]

約数ペア:

[(1, 262496320), (2, 131248160), (4, 65624080), (5, 52499264), (8, 32812040), (10, 26249632), (16, 16406020), (17, 15440960), (20, 13124816), (32, 8203010), (34, 7720480), (40, 6562408), (64, 4101505), (68, 3860240), (73, 3595840), (80, 3281204), (85, 3088192), (136, 1930120), (146, 1797920), (160, 1640602), (170, 1544096), (272, 965060), (292, 898960), (320, 820301), (340, 772048), (365, 719168), (544, 482530), (584, 449480), (661, 397120), (680, 386024), (730, 359584), (1088, 241265), (1168, 224740), (1241, 211520), (1322, 198560), (1360, 193012), (1460, 179792), (2336, 112370), (2482, 105760), (2644, 99280), (2720, 96506), (2920, 89896), (3305, 79424), (4672, 56185), (4964, 52880), (5288, 49640), (5440, 48253), (5840, 44948), (6205, 42304), (6610, 39712), (9928, 26440), (10576, 24820), (11237, 23360), (11680, 22474), (12410, 21152), (13220, 19856)]