218245856900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1489}}^1\times {\mathrm{63727}}^1$

素因数の和:65253

約数の個数: 72

約数和(自身を含む): 494524181760

約数和(自身を除く): 276278324860

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 1489, 2300, 2978, 5956, 7445, 14890, 29780, 34247, 37225, 63727, 68494, 74450, 127454, 136988, 148900, 171235, 254908, 318635, 342470, 637270, 684940, 856175, 1274540, 1465721, 1593175, 1712350, 2931442, 3186350, 3424700, 5862884, 6372700, 7328605, 14657210, 29314420, 36643025, 73286050, 94889503, 146572100, 189779006, 379558012, 474447515, 948895030, 1897790060, 2182458569, 2372237575, 4364917138, 4744475150, 8729834276, 9488950300, 10912292845, 21824585690, 43649171380, 54561464225, 109122928450, 218245856900]

約数ペア:

[(1, 218245856900), (2, 109122928450), (4, 54561464225), (5, 43649171380), (10, 21824585690), (20, 10912292845), (23, 9488950300), (25, 8729834276), (46, 4744475150), (50, 4364917138), (92, 2372237575), (100, 2182458569), (115, 1897790060), (230, 948895030), (460, 474447515), (575, 379558012), (1150, 189779006), (1489, 146572100), (2300, 94889503), (2978, 73286050), (5956, 36643025), (7445, 29314420), (14890, 14657210), (29780, 7328605), (34247, 6372700), (37225, 5862884), (63727, 3424700), (68494, 3186350), (74450, 2931442), (127454, 1712350), (136988, 1593175), (148900, 1465721), (171235, 1274540), (254908, 856175), (318635, 684940), (342470, 637270)]