30907908

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:721

約数の個数: 72

約数和(自身を含む): 83501600

約数和(自身を除く): 52593692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 73, 76, 114, 146, 171, 219, 228, 292, 342, 438, 619, 657, 684, 876, 1238, 1314, 1387, 1857, 2476, 2628, 2774, 3714, 4161, 5548, 5571, 7428, 8322, 11142, 11761, 12483, 16644, 22284, 23522, 24966, 35283, 45187, 47044, 49932, 70566, 90374, 105849, 135561, 141132, 180748, 211698, 271122, 406683, 423396, 542244, 813366, 858553, 1626732, 1717106, 2575659, 3434212, 5151318, 7726977, 10302636, 15453954, 30907908]

約数ペア:

[(1, 30907908), (2, 15453954), (3, 10302636), (4, 7726977), (6, 5151318), (9, 3434212), (12, 2575659), (18, 1717106), (19, 1626732), (36, 858553), (38, 813366), (57, 542244), (73, 423396), (76, 406683), (114, 271122), (146, 211698), (171, 180748), (219, 141132), (228, 135561), (292, 105849), (342, 90374), (438, 70566), (619, 49932), (657, 47044), (684, 45187), (876, 35283), (1238, 24966), (1314, 23522), (1387, 22284), (1857, 16644), (2476, 12483), (2628, 11761), (2774, 11142), (3714, 8322), (4161, 7428), (5548, 5571)]