13848320

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 34339200

約数和(自身を除く): 20490880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 349, 496, 620, 640, 698, 992, 1240, 1280, 1396, 1745, 1984, 2480, 2792, 3490, 3968, 4960, 5584, 6980, 7936, 9920, 10819, 11168, 13960, 19840, 21638, 22336, 27920, 39680, 43276, 44672, 54095, 55840, 86552, 89344, 108190, 111680, 173104, 216380, 223360, 346208, 432760, 446720, 692416, 865520, 1384832, 1731040, 2769664, 3462080, 6924160, 13848320]

約数ペア:

[(1, 13848320), (2, 6924160), (4, 3462080), (5, 2769664), (8, 1731040), (10, 1384832), (16, 865520), (20, 692416), (31, 446720), (32, 432760), (40, 346208), (62, 223360), (64, 216380), (80, 173104), (124, 111680), (128, 108190), (155, 89344), (160, 86552), (248, 55840), (256, 54095), (310, 44672), (320, 43276), (349, 39680), (496, 27920), (620, 22336), (640, 21638), (698, 19840), (992, 13960), (1240, 11168), (1280, 10819), (1396, 9920), (1745, 7936), (1984, 6980), (2480, 5584), (2792, 4960), (3490, 3968)]