1361120720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{1433}}^1$

素因数の和:1860

約数の個数: 80

約数和(自身を含む): 3277504512

約数和(自身を除く): 1916383792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 383, 496, 620, 766, 1240, 1433, 1532, 1915, 2480, 2866, 3064, 3830, 5732, 6128, 7165, 7660, 11464, 11873, 14330, 15320, 22928, 23746, 28660, 30640, 44423, 47492, 57320, 59365, 88846, 94984, 114640, 118730, 177692, 189968, 222115, 237460, 355384, 444230, 474920, 548839, 710768, 888460, 949840, 1097678, 1776920, 2195356, 2744195, 3553840, 4390712, 5488390, 8781424, 10976780, 17014009, 21953560, 34028018, 43907120, 68056036, 85070045, 136112072, 170140090, 272224144, 340280180, 680560360, 1361120720]

約数ペア:

[(1, 1361120720), (2, 680560360), (4, 340280180), (5, 272224144), (8, 170140090), (10, 136112072), (16, 85070045), (20, 68056036), (31, 43907120), (40, 34028018), (62, 21953560), (80, 17014009), (124, 10976780), (155, 8781424), (248, 5488390), (310, 4390712), (383, 3553840), (496, 2744195), (620, 2195356), (766, 1776920), (1240, 1097678), (1433, 949840), (1532, 888460), (1915, 710768), (2480, 548839), (2866, 474920), (3064, 444230), (3830, 355384), (5732, 237460), (6128, 222115), (7165, 189968), (7660, 177692), (11464, 118730), (11873, 114640), (14330, 94984), (15320, 88846), (22928, 59365), (23746, 57320), (28660, 47492), (30640, 44423)]