197949720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:529

約数の個数: 128

約数和(自身を含む): 613785600

約数和(自身を除く): 415835880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 73, 118, 120, 146, 177, 219, 236, 292, 295, 354, 365, 383, 438, 472, 584, 590, 708, 730, 766, 876, 885, 1095, 1149, 1180, 1416, 1460, 1532, 1752, 1770, 1915, 2190, 2298, 2360, 2920, 3064, 3540, 3830, 4307, 4380, 4596, 5745, 7080, 7660, 8614, 8760, 9192, 11490, 12921, 15320, 17228, 21535, 22597, 22980, 25842, 27959, 34456, 43070, 45194, 45960, 51684, 55918, 64605, 67791, 83877, 86140, 90388, 103368, 111836, 112985, 129210, 135582, 139795, 167754, 172280, 180776, 223672, 225970, 258420, 271164, 279590, 335508, 338955, 419385, 451940, 516840, 542328, 559180, 671016, 677910, 838770, 903880, 1118360, 1355820, 1649581, 1677540, 2711640, 3299162, 3355080, 4948743, 6598324, 8247905, 9897486, 13196648, 16495810, 19794972, 24743715, 32991620, 39589944, 49487430, 65983240, 98974860, 197949720]

約数ペア:

[(1, 197949720), (2, 98974860), (3, 65983240), (4, 49487430), (5, 39589944), (6, 32991620), (8, 24743715), (10, 19794972), (12, 16495810), (15, 13196648), (20, 9897486), (24, 8247905), (30, 6598324), (40, 4948743), (59, 3355080), (60, 3299162), (73, 2711640), (118, 1677540), (120, 1649581), (146, 1355820), (177, 1118360), (219, 903880), (236, 838770), (292, 677910), (295, 671016), (354, 559180), (365, 542328), (383, 516840), (438, 451940), (472, 419385), (584, 338955), (590, 335508), (708, 279590), (730, 271164), (766, 258420), (876, 225970), (885, 223672), (1095, 180776), (1149, 172280), (1180, 167754), (1416, 139795), (1460, 135582), (1532, 129210), (1752, 112985), (1770, 111836), (1915, 103368), (2190, 90388), (2298, 86140), (2360, 83877), (2920, 67791), (3064, 64605), (3540, 55918), (3830, 51684), (4307, 45960), (4380, 45194), (4596, 43070), (5745, 34456), (7080, 27959), (7660, 25842), (8614, 22980), (8760, 22597), (9192, 21535), (11490, 17228), (12921, 15320)]