74650860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{647}}^1$

素因数の和:1303

約数の個数: 72

約数和(自身を含む): 227144736

約数和(自身を除く): 152493876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 641, 647, 1282, 1294, 1923, 1941, 2564, 2588, 3205, 3235, 3846, 3882, 5769, 5823, 6410, 6470, 7692, 7764, 9615, 9705, 11538, 11646, 12820, 12940, 19230, 19410, 23076, 23292, 28845, 29115, 38460, 38820, 57690, 58230, 115380, 116460, 414727, 829454, 1244181, 1658908, 2073635, 2488362, 3732543, 4147270, 4976724, 6220905, 7465086, 8294540, 12441810, 14930172, 18662715, 24883620, 37325430, 74650860]

約数ペア:

[(1, 74650860), (2, 37325430), (3, 24883620), (4, 18662715), (5, 14930172), (6, 12441810), (9, 8294540), (10, 7465086), (12, 6220905), (15, 4976724), (18, 4147270), (20, 3732543), (30, 2488362), (36, 2073635), (45, 1658908), (60, 1244181), (90, 829454), (180, 414727), (641, 116460), (647, 115380), (1282, 58230), (1294, 57690), (1923, 38820), (1941, 38460), (2564, 29115), (2588, 28845), (3205, 23292), (3235, 23076), (3846, 19410), (3882, 19230), (5769, 12940), (5823, 12820), (6410, 11646), (6470, 11538), (7692, 9705), (7764, 9615)]