230744520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{640957}}^1$

素因数の和:640974

約数の個数: 48

約数和(自身を含む): 749920860

約数和(自身を除く): 519176340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 640957, 1281914, 1922871, 2563828, 3204785, 3845742, 5127656, 5768613, 6409570, 7691484, 9614355, 11537226, 12819140, 15382968, 19228710, 23074452, 25638280, 28843065, 38457420, 46148904, 57686130, 76914840, 115372260, 230744520]

約数ペア:

[(1, 230744520), (2, 115372260), (3, 76914840), (4, 57686130), (5, 46148904), (6, 38457420), (8, 28843065), (9, 25638280), (10, 23074452), (12, 19228710), (15, 15382968), (18, 12819140), (20, 11537226), (24, 9614355), (30, 7691484), (36, 6409570), (40, 5768613), (45, 5127656), (60, 3845742), (72, 3204785), (90, 2563828), (120, 1922871), (180, 1281914), (360, 640957)]