251628840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{877}}^1$

素因数の和:1691

約数の個数: 96

約数和(自身を含む): 819753480

約数和(自身を除く): 568124640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 797, 877, 1594, 1754, 2391, 2631, 3188, 3508, 3985, 4385, 4782, 5262, 6376, 7016, 7173, 7893, 7970, 8770, 9564, 10524, 11955, 13155, 14346, 15786, 15940, 17540, 19128, 21048, 23910, 26310, 28692, 31572, 31880, 35080, 35865, 39465, 47820, 52620, 57384, 63144, 71730, 78930, 95640, 105240, 143460, 157860, 286920, 315720, 698969, 1397938, 2096907, 2795876, 3494845, 4193814, 5591752, 6290721, 6989690, 8387628, 10484535, 12581442, 13979380, 16775256, 20969070, 25162884, 27958760, 31453605, 41938140, 50325768, 62907210, 83876280, 125814420, 251628840]

約数ペア:

[(1, 251628840), (2, 125814420), (3, 83876280), (4, 62907210), (5, 50325768), (6, 41938140), (8, 31453605), (9, 27958760), (10, 25162884), (12, 20969070), (15, 16775256), (18, 13979380), (20, 12581442), (24, 10484535), (30, 8387628), (36, 6989690), (40, 6290721), (45, 5591752), (60, 4193814), (72, 3494845), (90, 2795876), (120, 2096907), (180, 1397938), (360, 698969), (797, 315720), (877, 286920), (1594, 157860), (1754, 143460), (2391, 105240), (2631, 95640), (3188, 78930), (3508, 71730), (3985, 63144), (4385, 57384), (4782, 52620), (5262, 47820), (6376, 39465), (7016, 35865), (7173, 35080), (7893, 31880), (7970, 31572), (8770, 28692), (9564, 26310), (10524, 23910), (11955, 21048), (13155, 19128), (14346, 17540), (15786, 15940)]