253321740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{201049}}^1$

素因数の和:201071

約数の個数: 72

約数和(自身を含む): 878186400

約数和(自身を除く): 624864660

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, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 201049, 402098, 603147, 804196, 1005245, 1206294, 1407343, 1809441, 2010490, 2412588, 2814686, 3015735, 3618882, 4020980, 4222029, 5629372, 6031470, 7036715, 7237764, 8444058, 9047205, 12062940, 12666087, 14073430, 16888116, 18094410, 21110145, 25332174, 28146860, 36188820, 42220290, 50664348, 63330435, 84440580, 126660870, 253321740]

約数ペア:

[(1, 253321740), (2, 126660870), (3, 84440580), (4, 63330435), (5, 50664348), (6, 42220290), (7, 36188820), (9, 28146860), (10, 25332174), (12, 21110145), (14, 18094410), (15, 16888116), (18, 14073430), (20, 12666087), (21, 12062940), (28, 9047205), (30, 8444058), (35, 7237764), (36, 7036715), (42, 6031470), (45, 5629372), (60, 4222029), (63, 4020980), (70, 3618882), (84, 3015735), (90, 2814686), (105, 2412588), (126, 2010490), (140, 1809441), (180, 1407343), (210, 1206294), (252, 1005245), (315, 804196), (420, 603147), (630, 402098), (1260, 201049)]