30000645

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 56448000

約数和(自身を除く): 26447355

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 79, 87, 97, 135, 145, 237, 261, 291, 395, 435, 485, 711, 783, 873, 1185, 1305, 1455, 2133, 2291, 2619, 2813, 3555, 3915, 4365, 6873, 7663, 8439, 10665, 11455, 13095, 14065, 20619, 22989, 25317, 34365, 38315, 42195, 61857, 68967, 75951, 103095, 114945, 126585, 206901, 222227, 309285, 344835, 379755, 666681, 1034505, 1111135, 2000043, 3333405, 6000129, 10000215, 30000645]

約数ペア:

[(1, 30000645), (3, 10000215), (5, 6000129), (9, 3333405), (15, 2000043), (27, 1111135), (29, 1034505), (45, 666681), (79, 379755), (87, 344835), (97, 309285), (135, 222227), (145, 206901), (237, 126585), (261, 114945), (291, 103095), (395, 75951), (435, 68967), (485, 61857), (711, 42195), (783, 38315), (873, 34365), (1185, 25317), (1305, 22989), (1455, 20619), (2133, 14065), (2291, 13095), (2619, 11455), (2813, 10665), (3555, 8439), (3915, 7663), (4365, 6873)]