309417660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{90473}}^1$

素因数の和:90507

約数の個数: 72

約数和(自身を含む): 987976080

約数和(自身を除く): 678558420

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, 90473, 180946, 271419, 361892, 452365, 542838, 814257, 904730, 1085676, 1357095, 1628514, 1718987, 1809460, 2714190, 3257028, 3437974, 4071285, 5156961, 5428380, 6875948, 8142570, 8594935, 10313922, 15470883, 16285140, 17189870, 20627844, 25784805, 30941766, 34379740, 51569610, 61883532, 77354415, 103139220, 154708830, 309417660]

約数ペア:

[(1, 309417660), (2, 154708830), (3, 103139220), (4, 77354415), (5, 61883532), (6, 51569610), (9, 34379740), (10, 30941766), (12, 25784805), (15, 20627844), (18, 17189870), (19, 16285140), (20, 15470883), (30, 10313922), (36, 8594935), (38, 8142570), (45, 6875948), (57, 5428380), (60, 5156961), (76, 4071285), (90, 3437974), (95, 3257028), (114, 2714190), (171, 1809460), (180, 1718987), (190, 1628514), (228, 1357095), (285, 1085676), (342, 904730), (380, 814257), (570, 542838), (684, 452365), (855, 361892), (1140, 271419), (1710, 180946), (3420, 90473)]