248269440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{677}}^1$

素因数の和:890

約数の個数: 128

約数和(自身を含む): 796677120

約数和(自身を除く): 548407680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 191, 192, 240, 320, 382, 384, 480, 573, 640, 677, 764, 955, 960, 1146, 1354, 1528, 1910, 1920, 2031, 2292, 2708, 2865, 3056, 3385, 3820, 4062, 4584, 5416, 5730, 6112, 6770, 7640, 8124, 9168, 10155, 10832, 11460, 12224, 13540, 15280, 16248, 18336, 20310, 21664, 22920, 24448, 27080, 30560, 32496, 36672, 40620, 43328, 45840, 54160, 61120, 64992, 73344, 81240, 86656, 91680, 108320, 122240, 129307, 129984, 162480, 183360, 216640, 258614, 259968, 324960, 366720, 387921, 433280, 517228, 646535, 649920, 775842, 1034456, 1293070, 1299840, 1551684, 1939605, 2068912, 2586140, 3103368, 3879210, 4137824, 5172280, 6206736, 7758420, 8275648, 10344560, 12413472, 15516840, 16551296, 20689120, 24826944, 31033680, 41378240, 49653888, 62067360, 82756480, 124134720, 248269440]

約数ペア:

[(1, 248269440), (2, 124134720), (3, 82756480), (4, 62067360), (5, 49653888), (6, 41378240), (8, 31033680), (10, 24826944), (12, 20689120), (15, 16551296), (16, 15516840), (20, 12413472), (24, 10344560), (30, 8275648), (32, 7758420), (40, 6206736), (48, 5172280), (60, 4137824), (64, 3879210), (80, 3103368), (96, 2586140), (120, 2068912), (128, 1939605), (160, 1551684), (191, 1299840), (192, 1293070), (240, 1034456), (320, 775842), (382, 649920), (384, 646535), (480, 517228), (573, 433280), (640, 387921), (677, 366720), (764, 324960), (955, 259968), (960, 258614), (1146, 216640), (1354, 183360), (1528, 162480), (1910, 129984), (1920, 129307), (2031, 122240), (2292, 108320), (2708, 91680), (2865, 86656), (3056, 81240), (3385, 73344), (3820, 64992), (4062, 61120), (4584, 54160), (5416, 45840), (5730, 43328), (6112, 40620), (6770, 36672), (7640, 32496), (8124, 30560), (9168, 27080), (10155, 24448), (10832, 22920), (11460, 21664), (12224, 20310), (13540, 18336), (15280, 16248)]