64727640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:914

約数の個数: 128

約数和(自身を含む): 218980800

約数和(自身を除く): 154253160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 90, 108, 120, 135, 146, 180, 216, 219, 270, 292, 360, 365, 438, 540, 584, 657, 730, 821, 876, 1080, 1095, 1314, 1460, 1642, 1752, 1971, 2190, 2463, 2628, 2920, 3284, 3285, 3942, 4105, 4380, 4926, 5256, 6568, 6570, 7389, 7884, 8210, 8760, 9852, 9855, 12315, 13140, 14778, 15768, 16420, 19704, 19710, 22167, 24630, 26280, 29556, 32840, 36945, 39420, 44334, 49260, 59112, 59933, 73890, 78840, 88668, 98520, 110835, 119866, 147780, 177336, 179799, 221670, 239732, 295560, 299665, 359598, 443340, 479464, 539397, 599330, 719196, 886680, 898995, 1078794, 1198660, 1438392, 1618191, 1797990, 2157588, 2397320, 2696985, 3236382, 3595980, 4315176, 5393970, 6472764, 7191960, 8090955, 10787940, 12945528, 16181910, 21575880, 32363820, 64727640]

約数ペア:

[(1, 64727640), (2, 32363820), (3, 21575880), (4, 16181910), (5, 12945528), (6, 10787940), (8, 8090955), (9, 7191960), (10, 6472764), (12, 5393970), (15, 4315176), (18, 3595980), (20, 3236382), (24, 2696985), (27, 2397320), (30, 2157588), (36, 1797990), (40, 1618191), (45, 1438392), (54, 1198660), (60, 1078794), (72, 898995), (73, 886680), (90, 719196), (108, 599330), (120, 539397), (135, 479464), (146, 443340), (180, 359598), (216, 299665), (219, 295560), (270, 239732), (292, 221670), (360, 179799), (365, 177336), (438, 147780), (540, 119866), (584, 110835), (657, 98520), (730, 88668), (821, 78840), (876, 73890), (1080, 59933), (1095, 59112), (1314, 49260), (1460, 44334), (1642, 39420), (1752, 36945), (1971, 32840), (2190, 29556), (2463, 26280), (2628, 24630), (2920, 22167), (3284, 19710), (3285, 19704), (3942, 16420), (4105, 15768), (4380, 14778), (4926, 13140), (5256, 12315), (6568, 9855), (6570, 9852), (7389, 8760), (7884, 8210)]