128684700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{15887}}^1$

素因数の和:15913

約数の個数: 90

約数和(自身を含む): 417171216

約数和(自身を除く): 288486516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 15887, 31774, 47661, 63548, 79435, 95322, 142983, 158870, 190644, 238305, 285966, 317740, 397175, 428949, 476610, 571932, 714915, 794350, 857898, 953220, 1191525, 1286847, 1429830, 1588700, 1715796, 2144745, 2383050, 2573694, 2859660, 3574575, 4289490, 4766100, 5147388, 6434235, 7149150, 8578980, 10723725, 12868470, 14298300, 21447450, 25736940, 32171175, 42894900, 64342350, 128684700]

約数ペア:

[(1, 128684700), (2, 64342350), (3, 42894900), (4, 32171175), (5, 25736940), (6, 21447450), (9, 14298300), (10, 12868470), (12, 10723725), (15, 8578980), (18, 7149150), (20, 6434235), (25, 5147388), (27, 4766100), (30, 4289490), (36, 3574575), (45, 2859660), (50, 2573694), (54, 2383050), (60, 2144745), (75, 1715796), (81, 1588700), (90, 1429830), (100, 1286847), (108, 1191525), (135, 953220), (150, 857898), (162, 794350), (180, 714915), (225, 571932), (270, 476610), (300, 428949), (324, 397175), (405, 317740), (450, 285966), (540, 238305), (675, 190644), (810, 158870), (900, 142983), (1350, 95322), (1620, 79435), (2025, 63548), (2700, 47661), (4050, 31774), (8100, 15887)]