71573880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:773

約数の個数: 128

約数和(自身を含む): 247564800

約数和(自身を除く): 175990920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 139, 140, 168, 210, 278, 280, 417, 420, 556, 613, 695, 834, 840, 973, 1112, 1226, 1390, 1668, 1839, 1946, 2085, 2452, 2780, 2919, 3065, 3336, 3678, 3892, 4170, 4291, 4865, 4904, 5560, 5838, 6130, 7356, 7784, 8340, 8582, 9195, 9730, 11676, 12260, 12873, 14595, 14712, 16680, 17164, 18390, 19460, 21455, 23352, 24520, 25746, 29190, 34328, 36780, 38920, 42910, 51492, 58380, 64365, 73560, 85207, 85820, 102984, 116760, 128730, 170414, 171640, 255621, 257460, 340828, 426035, 511242, 514920, 596449, 681656, 852070, 1022484, 1192898, 1278105, 1704140, 1789347, 2044968, 2385796, 2556210, 2982245, 3408280, 3578694, 4771592, 5112420, 5964490, 7157388, 8946735, 10224840, 11928980, 14314776, 17893470, 23857960, 35786940, 71573880]

約数ペア:

[(1, 71573880), (2, 35786940), (3, 23857960), (4, 17893470), (5, 14314776), (6, 11928980), (7, 10224840), (8, 8946735), (10, 7157388), (12, 5964490), (14, 5112420), (15, 4771592), (20, 3578694), (21, 3408280), (24, 2982245), (28, 2556210), (30, 2385796), (35, 2044968), (40, 1789347), (42, 1704140), (56, 1278105), (60, 1192898), (70, 1022484), (84, 852070), (105, 681656), (120, 596449), (139, 514920), (140, 511242), (168, 426035), (210, 340828), (278, 257460), (280, 255621), (417, 171640), (420, 170414), (556, 128730), (613, 116760), (695, 102984), (834, 85820), (840, 85207), (973, 73560), (1112, 64365), (1226, 58380), (1390, 51492), (1668, 42910), (1839, 38920), (1946, 36780), (2085, 34328), (2452, 29190), (2780, 25746), (2919, 24520), (3065, 23352), (3336, 21455), (3678, 19460), (3892, 18390), (4170, 17164), (4291, 16680), (4865, 14712), (4904, 14595), (5560, 12873), (5838, 12260), (6130, 11676), (7356, 9730), (7784, 9195), (8340, 8582)]