30659868

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 81209856

約数和(自身を除く): 50549988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 83, 93, 124, 166, 186, 249, 279, 331, 332, 372, 498, 558, 662, 747, 993, 996, 1116, 1324, 1494, 1986, 2573, 2979, 2988, 3972, 5146, 5958, 7719, 10261, 10292, 11916, 15438, 20522, 23157, 27473, 30783, 30876, 41044, 46314, 54946, 61566, 82419, 92349, 92628, 109892, 123132, 164838, 184698, 247257, 329676, 369396, 494514, 851663, 989028, 1703326, 2554989, 3406652, 5109978, 7664967, 10219956, 15329934, 30659868]

約数ペア:

[(1, 30659868), (2, 15329934), (3, 10219956), (4, 7664967), (6, 5109978), (9, 3406652), (12, 2554989), (18, 1703326), (31, 989028), (36, 851663), (62, 494514), (83, 369396), (93, 329676), (124, 247257), (166, 184698), (186, 164838), (249, 123132), (279, 109892), (331, 92628), (332, 92349), (372, 82419), (498, 61566), (558, 54946), (662, 46314), (747, 41044), (993, 30876), (996, 30783), (1116, 27473), (1324, 23157), (1494, 20522), (1986, 15438), (2573, 11916), (2979, 10292), (2988, 10261), (3972, 7719), (5146, 5958)]