154331940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{367457}}^1$

素因数の和:367476

約数の個数: 48

約数和(自身を含む): 493863552

約数和(自身を除く): 339531612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 367457, 734914, 1102371, 1469828, 1837285, 2204742, 2572199, 3674570, 4409484, 5144398, 5511855, 7349140, 7716597, 10288796, 11023710, 12860995, 15433194, 22047420, 25721990, 30866388, 38582985, 51443980, 77165970, 154331940]

約数ペア:

[(1, 154331940), (2, 77165970), (3, 51443980), (4, 38582985), (5, 30866388), (6, 25721990), (7, 22047420), (10, 15433194), (12, 12860995), (14, 11023710), (15, 10288796), (20, 7716597), (21, 7349140), (28, 5511855), (30, 5144398), (35, 4409484), (42, 3674570), (60, 2572199), (70, 2204742), (84, 1837285), (105, 1469828), (140, 1102371), (210, 734914), (420, 367457)]