321464080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{10831}}^1$

素因数の和:10904

約数の個数: 80

約数和(自身を含む): 870372864

約数和(自身を除く): 548908784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2968, 3710, 4240, 5936, 7420, 10831, 14840, 21662, 29680, 43324, 54155, 75817, 86648, 108310, 151634, 173296, 216620, 303268, 379085, 433240, 574043, 606536, 758170, 866480, 1148086, 1213072, 1516340, 2296172, 2870215, 3032680, 4018301, 4592344, 5740430, 6065360, 8036602, 9184688, 11480860, 16073204, 20091505, 22961720, 32146408, 40183010, 45923440, 64292816, 80366020, 160732040, 321464080]

約数ペア:

[(1, 321464080), (2, 160732040), (4, 80366020), (5, 64292816), (7, 45923440), (8, 40183010), (10, 32146408), (14, 22961720), (16, 20091505), (20, 16073204), (28, 11480860), (35, 9184688), (40, 8036602), (53, 6065360), (56, 5740430), (70, 4592344), (80, 4018301), (106, 3032680), (112, 2870215), (140, 2296172), (212, 1516340), (265, 1213072), (280, 1148086), (371, 866480), (424, 758170), (530, 606536), (560, 574043), (742, 433240), (848, 379085), (1060, 303268), (1484, 216620), (1855, 173296), (2120, 151634), (2968, 108310), (3710, 86648), (4240, 75817), (5936, 54155), (7420, 43324), (10831, 29680), (14840, 21662)]