68203980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29147}}^1$

素因数の和:29175

約数の個数: 72

約数和(自身を含む): 222807312

約数和(自身を除く): 154603332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 29147, 58294, 87441, 116588, 145735, 174882, 262323, 291470, 349764, 378911, 437205, 524646, 582940, 757822, 874410, 1049292, 1136733, 1311615, 1515644, 1748820, 1894555, 2273466, 2623230, 3410199, 3789110, 4546932, 5246460, 5683665, 6820398, 7578220, 11367330, 13640796, 17050995, 22734660, 34101990, 68203980]

約数ペア:

[(1, 68203980), (2, 34101990), (3, 22734660), (4, 17050995), (5, 13640796), (6, 11367330), (9, 7578220), (10, 6820398), (12, 5683665), (13, 5246460), (15, 4546932), (18, 3789110), (20, 3410199), (26, 2623230), (30, 2273466), (36, 1894555), (39, 1748820), (45, 1515644), (52, 1311615), (60, 1136733), (65, 1049292), (78, 874410), (90, 757822), (117, 582940), (130, 524646), (156, 437205), (180, 378911), (195, 349764), (234, 291470), (260, 262323), (390, 174882), (468, 145735), (585, 116588), (780, 87441), (1170, 58294), (2340, 29147)]