138061420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{8287}}^1$

素因数の和:8327

約数の個数: 72

約数和(自身を含む): 357146496

約数和(自身を除く): 219085076

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8287, 8330, 16574, 16660, 33148, 41435, 58009, 82870, 116018, 140879, 165740, 232036, 281758, 290045, 406063, 563516, 580090, 704395, 812126, 986153, 1160180, 1408790, 1624252, 1972306, 2030315, 2817580, 3944612, 4060630, 4930765, 6903071, 8121260, 9861530, 13806142, 19723060, 27612284, 34515355, 69030710, 138061420]

約数ペア:

[(1, 138061420), (2, 69030710), (4, 34515355), (5, 27612284), (7, 19723060), (10, 13806142), (14, 9861530), (17, 8121260), (20, 6903071), (28, 4930765), (34, 4060630), (35, 3944612), (49, 2817580), (68, 2030315), (70, 1972306), (85, 1624252), (98, 1408790), (119, 1160180), (140, 986153), (170, 812126), (196, 704395), (238, 580090), (245, 563516), (340, 406063), (476, 290045), (490, 281758), (595, 232036), (833, 165740), (980, 140879), (1190, 116018), (1666, 82870), (2380, 58009), (3332, 41435), (4165, 33148), (8287, 16660), (8330, 16574)]