220974320

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{8053}}^1$

素因数の和:8087

約数の個数: 80

約数和(自身を含む): 599217600

約数和(自身を除く): 378243280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 8053, 13720, 16106, 27440, 32212, 40265, 56371, 64424, 80530, 112742, 128848, 161060, 225484, 281855, 322120, 394597, 450968, 563710, 644240, 789194, 901936, 1127420, 1578388, 1972985, 2254840, 2762179, 3156776, 3945970, 4509680, 5524358, 6313552, 7891940, 11048716, 13810895, 15783880, 22097432, 27621790, 31567760, 44194864, 55243580, 110487160, 220974320]

約数ペア:

[(1, 220974320), (2, 110487160), (4, 55243580), (5, 44194864), (7, 31567760), (8, 27621790), (10, 22097432), (14, 15783880), (16, 13810895), (20, 11048716), (28, 7891940), (35, 6313552), (40, 5524358), (49, 4509680), (56, 3945970), (70, 3156776), (80, 2762179), (98, 2254840), (112, 1972985), (140, 1578388), (196, 1127420), (245, 901936), (280, 789194), (343, 644240), (392, 563710), (490, 450968), (560, 394597), (686, 322120), (784, 281855), (980, 225484), (1372, 161060), (1715, 128848), (1960, 112742), (2744, 80530), (3430, 64424), (3920, 56371), (5488, 40265), (6860, 32212), (8053, 27440), (13720, 16106)]