251340780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{182131}}^1$

素因数の和:182166

約数の個数: 48

約数和(自身を含む): 734356224

約数和(自身を除く): 483015444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 182131, 364262, 546393, 728524, 910655, 1092786, 1821310, 2185572, 2731965, 3642620, 4189013, 5463930, 8378026, 10927860, 12567039, 16756052, 20945065, 25134078, 41890130, 50268156, 62835195, 83780260, 125670390, 251340780]

約数ペア:

[(1, 251340780), (2, 125670390), (3, 83780260), (4, 62835195), (5, 50268156), (6, 41890130), (10, 25134078), (12, 20945065), (15, 16756052), (20, 12567039), (23, 10927860), (30, 8378026), (46, 5463930), (60, 4189013), (69, 3642620), (92, 2731965), (115, 2185572), (138, 1821310), (230, 1092786), (276, 910655), (345, 728524), (460, 546393), (690, 364262), (1380, 182131)]