785201220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229591}}^1$

素因数の和:229625

約数の個数: 72

約数和(自身を含む): 2507144640

約数和(自身を除く): 1721943420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 229591, 459182, 688773, 918364, 1147955, 1377546, 2066319, 2295910, 2755092, 3443865, 4132638, 4362229, 4591820, 6887730, 8265276, 8724458, 10331595, 13086687, 13775460, 17448916, 20663190, 21811145, 26173374, 39260061, 41326380, 43622290, 52346748, 65433435, 78520122, 87244580, 130866870, 157040244, 196300305, 261733740, 392600610, 785201220]

約数ペア:

[(1, 785201220), (2, 392600610), (3, 261733740), (4, 196300305), (5, 157040244), (6, 130866870), (9, 87244580), (10, 78520122), (12, 65433435), (15, 52346748), (18, 43622290), (19, 41326380), (20, 39260061), (30, 26173374), (36, 21811145), (38, 20663190), (45, 17448916), (57, 13775460), (60, 13086687), (76, 10331595), (90, 8724458), (95, 8265276), (114, 6887730), (171, 4591820), (180, 4362229), (190, 4132638), (228, 3443865), (285, 2755092), (342, 2295910), (380, 2066319), (570, 1377546), (684, 1147955), (855, 918364), (1140, 688773), (1710, 459182), (3420, 229591)]