1442903680

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{72727}}^1$

素因数の和:72777

約数の個数: 64

約数和(自身を含む): 3560762880

約数和(自身を除く): 2117859200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 72727, 145454, 290908, 363635, 581816, 727270, 1163632, 1454540, 2254537, 2327264, 2909080, 4509074, 4654528, 5818160, 9018148, 9309056, 11272685, 11636320, 18036296, 22545370, 23272640, 36072592, 45090740, 46545280, 72145184, 90181480, 144290368, 180362960, 288580736, 360725920, 721451840, 1442903680]

約数ペア:

[(1, 1442903680), (2, 721451840), (4, 360725920), (5, 288580736), (8, 180362960), (10, 144290368), (16, 90181480), (20, 72145184), (31, 46545280), (32, 45090740), (40, 36072592), (62, 23272640), (64, 22545370), (80, 18036296), (124, 11636320), (128, 11272685), (155, 9309056), (160, 9018148), (248, 5818160), (310, 4654528), (320, 4509074), (496, 2909080), (620, 2327264), (640, 2254537), (992, 1454540), (1240, 1163632), (1984, 727270), (2480, 581816), (3968, 363635), (4960, 290908), (9920, 145454), (19840, 72727)]