398428830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{260411}}^1$

素因数の和:260441

約数の個数: 48

約数和(自身を含む): 1096855344

約数和(自身を除く): 698426514

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 260411, 520822, 781233, 1302055, 1562466, 2343699, 2604110, 3906165, 4426987, 4687398, 7812330, 8853974, 11718495, 13280961, 22134935, 23436990, 26561922, 39842883, 44269870, 66404805, 79685766, 132809610, 199214415, 398428830]

約数ペア:

[(1, 398428830), (2, 199214415), (3, 132809610), (5, 79685766), (6, 66404805), (9, 44269870), (10, 39842883), (15, 26561922), (17, 23436990), (18, 22134935), (30, 13280961), (34, 11718495), (45, 8853974), (51, 7812330), (85, 4687398), (90, 4426987), (102, 3906165), (153, 2604110), (170, 2343699), (255, 1562466), (306, 1302055), (510, 781233), (765, 520822), (1530, 260411)]