408402990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{146381}}^1$

素因数の和:146425

約数の個数: 48

約数和(自身を含む): 1096108416

約数和(自身を除く): 687705426

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 146381, 292762, 439143, 731905, 878286, 1317429, 1463810, 2195715, 2634858, 4391430, 4537811, 6587145, 9075622, 13174290, 13613433, 22689055, 27226866, 40840299, 45378110, 68067165, 81680598, 136134330, 204201495, 408402990]

約数ペア:

[(1, 408402990), (2, 204201495), (3, 136134330), (5, 81680598), (6, 68067165), (9, 45378110), (10, 40840299), (15, 27226866), (18, 22689055), (30, 13613433), (31, 13174290), (45, 9075622), (62, 6587145), (90, 4537811), (93, 4391430), (155, 2634858), (186, 2195715), (279, 1463810), (310, 1317429), (465, 878286), (558, 731905), (930, 439143), (1395, 292762), (2790, 146381)]