645096348

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{81083}}^1$

素因数の和:81123

約数の個数: 72

約数和(自身を含む): 1859418288

約数和(自身を除く): 1214321940

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 81083, 162166, 243249, 324332, 486498, 729747, 972996, 1054079, 1378411, 1459494, 2108158, 2756822, 2918988, 3162237, 4135233, 4216316, 5513644, 6324474, 8270466, 9486711, 12405699, 12648948, 16540932, 17919343, 18973422, 24811398, 35838686, 37946844, 49622796, 53758029, 71677372, 107516058, 161274087, 215032116, 322548174, 645096348]

約数ペア:

[(1, 645096348), (2, 322548174), (3, 215032116), (4, 161274087), (6, 107516058), (9, 71677372), (12, 53758029), (13, 49622796), (17, 37946844), (18, 35838686), (26, 24811398), (34, 18973422), (36, 17919343), (39, 16540932), (51, 12648948), (52, 12405699), (68, 9486711), (78, 8270466), (102, 6324474), (117, 5513644), (153, 4216316), (156, 4135233), (204, 3162237), (221, 2918988), (234, 2756822), (306, 2108158), (442, 1459494), (468, 1378411), (612, 1054079), (663, 972996), (884, 729747), (1326, 486498), (1989, 324332), (2652, 243249), (3978, 162166), (7956, 81083)]