215517804590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{542579}}^1$

素因数の和:542777

約数の個数: 64

約数和(自身を含む): 444412085760

約数和(自身を除く): 228894281170

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 157, 230, 253, 314, 506, 785, 1265, 1570, 1727, 2530, 3454, 3611, 7222, 8635, 17270, 18055, 36110, 39721, 79442, 198605, 397210, 542579, 1085158, 2712895, 5425790, 5968369, 11936738, 12479317, 24958634, 29841845, 59683690, 62396585, 85184903, 124793170, 137272487, 170369806, 274544974, 425924515, 686362435, 851849030, 937033933, 1372724870, 1874067866, 1959252769, 3918505538, 4685169665, 9370339330, 9796263845, 19592527690, 21551780459, 43103560918, 107758902295, 215517804590]

約数ペア:

[(1, 215517804590), (2, 107758902295), (5, 43103560918), (10, 21551780459), (11, 19592527690), (22, 9796263845), (23, 9370339330), (46, 4685169665), (55, 3918505538), (110, 1959252769), (115, 1874067866), (157, 1372724870), (230, 937033933), (253, 851849030), (314, 686362435), (506, 425924515), (785, 274544974), (1265, 170369806), (1570, 137272487), (1727, 124793170), (2530, 85184903), (3454, 62396585), (3611, 59683690), (7222, 29841845), (8635, 24958634), (17270, 12479317), (18055, 11936738), (36110, 5968369), (39721, 5425790), (79442, 2712895), (198605, 1085158), (397210, 542579)]