147835940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2473}}^1$

素因数の和:2557

約数の個数: 72

約数和(自身を含む): 367210872

約数和(自身を除く): 219374932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 490, 610, 854, 980, 1220, 1708, 2135, 2473, 2989, 4270, 4946, 5978, 8540, 9892, 11956, 12365, 14945, 17311, 24730, 29890, 34622, 49460, 59780, 69244, 86555, 121177, 150853, 173110, 242354, 301706, 346220, 484708, 603412, 605885, 754265, 1055971, 1211770, 1508530, 2111942, 2423540, 3017060, 4223884, 5279855, 7391797, 10559710, 14783594, 21119420, 29567188, 36958985, 73917970, 147835940]

約数ペア:

[(1, 147835940), (2, 73917970), (4, 36958985), (5, 29567188), (7, 21119420), (10, 14783594), (14, 10559710), (20, 7391797), (28, 5279855), (35, 4223884), (49, 3017060), (61, 2423540), (70, 2111942), (98, 1508530), (122, 1211770), (140, 1055971), (196, 754265), (244, 605885), (245, 603412), (305, 484708), (427, 346220), (490, 301706), (610, 242354), (854, 173110), (980, 150853), (1220, 121177), (1708, 86555), (2135, 69244), (2473, 59780), (2989, 49460), (4270, 34622), (4946, 29890), (5978, 24730), (8540, 17311), (9892, 14945), (11956, 12365)]