99540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 349440

約数和(自身を除く): 249900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 711, 790, 948, 1106, 1185, 1260, 1422, 1580, 1659, 2212, 2370, 2765, 2844, 3318, 3555, 4740, 4977, 5530, 6636, 7110, 8295, 9954, 11060, 14220, 16590, 19908, 24885, 33180, 49770, 99540]

約数ペア:

[(1, 99540), (2, 49770), (3, 33180), (4, 24885), (5, 19908), (6, 16590), (7, 14220), (9, 11060), (10, 9954), (12, 8295), (14, 7110), (15, 6636), (18, 5530), (20, 4977), (21, 4740), (28, 3555), (30, 3318), (35, 2844), (36, 2765), (42, 2370), (45, 2212), (60, 1659), (63, 1580), (70, 1422), (79, 1260), (84, 1185), (90, 1106), (105, 948), (126, 790), (140, 711), (158, 630), (180, 553), (210, 474), (237, 420), (252, 395), (315, 316)]