219752800

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8861}}^1$

素因数の和:8912

約数の個数: 72

約数和(自身を含む): 553839552

約数和(自身を除く): 334086752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 992, 1240, 1550, 2480, 3100, 4960, 6200, 8861, 12400, 17722, 24800, 35444, 44305, 70888, 88610, 141776, 177220, 221525, 274691, 283552, 354440, 443050, 549382, 708880, 886100, 1098764, 1373455, 1417760, 1772200, 2197528, 2746910, 3544400, 4395056, 5493820, 6867275, 7088800, 8790112, 10987640, 13734550, 21975280, 27469100, 43950560, 54938200, 109876400, 219752800]

約数ペア:

[(1, 219752800), (2, 109876400), (4, 54938200), (5, 43950560), (8, 27469100), (10, 21975280), (16, 13734550), (20, 10987640), (25, 8790112), (31, 7088800), (32, 6867275), (40, 5493820), (50, 4395056), (62, 3544400), (80, 2746910), (100, 2197528), (124, 1772200), (155, 1417760), (160, 1373455), (200, 1098764), (248, 886100), (310, 708880), (400, 549382), (496, 443050), (620, 354440), (775, 283552), (800, 274691), (992, 221525), (1240, 177220), (1550, 141776), (2480, 88610), (3100, 70888), (4960, 44305), (6200, 35444), (8861, 24800), (12400, 17722)]