1057647520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:395

約数の個数: 144

約数和(自身を含む): 2694588120

約数和(自身を除く): 1636940600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 89, 136, 160, 170, 178, 257, 272, 289, 340, 356, 445, 514, 544, 578, 680, 712, 890, 1028, 1156, 1285, 1360, 1424, 1445, 1513, 1780, 2056, 2312, 2570, 2720, 2848, 2890, 3026, 3560, 4112, 4369, 4624, 5140, 5780, 6052, 7120, 7565, 8224, 8738, 9248, 10280, 11560, 12104, 14240, 15130, 17476, 20560, 21845, 22873, 23120, 24208, 25721, 30260, 34952, 41120, 43690, 45746, 46240, 48416, 51442, 60520, 69904, 74273, 87380, 91492, 102884, 114365, 121040, 128605, 139808, 148546, 174760, 182984, 205768, 228730, 242080, 257210, 297092, 349520, 365968, 371365, 388841, 411536, 457460, 514420, 594184, 699040, 731936, 742730, 777682, 823072, 914920, 1028840, 1188368, 1485460, 1555364, 1829840, 1944205, 2057680, 2376736, 2970920, 3110728, 3659680, 3888410, 4115360, 5941840, 6221456, 6610297, 7776820, 11883680, 12442912, 13220594, 15553640, 26441188, 31107280, 33051485, 52882376, 62214560, 66102970, 105764752, 132205940, 211529504, 264411880, 528823760, 1057647520]

約数ペア:

[(1, 1057647520), (2, 528823760), (4, 264411880), (5, 211529504), (8, 132205940), (10, 105764752), (16, 66102970), (17, 62214560), (20, 52882376), (32, 33051485), (34, 31107280), (40, 26441188), (68, 15553640), (80, 13220594), (85, 12442912), (89, 11883680), (136, 7776820), (160, 6610297), (170, 6221456), (178, 5941840), (257, 4115360), (272, 3888410), (289, 3659680), (340, 3110728), (356, 2970920), (445, 2376736), (514, 2057680), (544, 1944205), (578, 1829840), (680, 1555364), (712, 1485460), (890, 1188368), (1028, 1028840), (1156, 914920), (1285, 823072), (1360, 777682), (1424, 742730), (1445, 731936), (1513, 699040), (1780, 594184), (2056, 514420), (2312, 457460), (2570, 411536), (2720, 388841), (2848, 371365), (2890, 365968), (3026, 349520), (3560, 297092), (4112, 257210), (4369, 242080), (4624, 228730), (5140, 205768), (5780, 182984), (6052, 174760), (7120, 148546), (7565, 139808), (8224, 128605), (8738, 121040), (9248, 114365), (10280, 102884), (11560, 91492), (12104, 87380), (14240, 74273), (15130, 69904), (17476, 60520), (20560, 51442), (21845, 48416), (22873, 46240), (23120, 45746), (24208, 43690), (25721, 41120), (30260, 34952)]