320147530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{599}}^1$

素因数の和:751

約数の個数: 64

約数和(自身を含む): 635040000

約数和(自身を除く): 314892470

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 97, 145, 190, 194, 290, 485, 551, 599, 970, 1102, 1198, 1843, 2755, 2813, 2995, 3686, 5510, 5626, 5990, 9215, 11381, 14065, 17371, 18430, 22762, 28130, 34742, 53447, 56905, 58103, 86855, 106894, 113810, 116206, 173710, 267235, 290515, 330049, 534470, 581030, 660098, 1103957, 1650245, 1684987, 2207914, 3300490, 3369974, 5519785, 8424935, 11039570, 16849870, 32014753, 64029506, 160073765, 320147530]

約数ペア:

[(1, 320147530), (2, 160073765), (5, 64029506), (10, 32014753), (19, 16849870), (29, 11039570), (38, 8424935), (58, 5519785), (95, 3369974), (97, 3300490), (145, 2207914), (190, 1684987), (194, 1650245), (290, 1103957), (485, 660098), (551, 581030), (599, 534470), (970, 330049), (1102, 290515), (1198, 267235), (1843, 173710), (2755, 116206), (2813, 113810), (2995, 106894), (3686, 86855), (5510, 58103), (5626, 56905), (5990, 53447), (9215, 34742), (11381, 28130), (14065, 22762), (17371, 18430)]