30171900520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1\times {\mathrm{19231}}^1$

素因数の和:19946

約数の個数: 64

約数和(自身を含む): 69110576640

約数和(自身を除く): 38938676120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 643, 1220, 1286, 2440, 2572, 3215, 5144, 6430, 12860, 19231, 25720, 38462, 39223, 76924, 78446, 96155, 153848, 156892, 192310, 196115, 313784, 384620, 392230, 769240, 784460, 1173091, 1568920, 2346182, 4692364, 5865455, 9384728, 11730910, 12365533, 23461820, 24731066, 46923640, 49462132, 61827665, 98924264, 123655330, 247310660, 494621320, 754297513, 1508595026, 3017190052, 3771487565, 6034380104, 7542975130, 15085950260, 30171900520]

約数ペア:

[(1, 30171900520), (2, 15085950260), (4, 7542975130), (5, 6034380104), (8, 3771487565), (10, 3017190052), (20, 1508595026), (40, 754297513), (61, 494621320), (122, 247310660), (244, 123655330), (305, 98924264), (488, 61827665), (610, 49462132), (643, 46923640), (1220, 24731066), (1286, 23461820), (2440, 12365533), (2572, 11730910), (3215, 9384728), (5144, 5865455), (6430, 4692364), (12860, 2346182), (19231, 1568920), (25720, 1173091), (38462, 784460), (39223, 769240), (76924, 392230), (78446, 384620), (96155, 313784), (153848, 196115), (156892, 192310)]