138959560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1153}}^1$

素因数の和:1318

約数の個数: 64

約数和(自身を含む): 329028480

約数和(自身を除く): 190068920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 131, 184, 230, 262, 460, 524, 655, 920, 1048, 1153, 1310, 2306, 2620, 3013, 4612, 5240, 5765, 6026, 9224, 11530, 12052, 15065, 23060, 24104, 26519, 30130, 46120, 53038, 60260, 106076, 120520, 132595, 151043, 212152, 265190, 302086, 530380, 604172, 755215, 1060760, 1208344, 1510430, 3020860, 3473989, 6041720, 6947978, 13895956, 17369945, 27791912, 34739890, 69479780, 138959560]

約数ペア:

[(1, 138959560), (2, 69479780), (4, 34739890), (5, 27791912), (8, 17369945), (10, 13895956), (20, 6947978), (23, 6041720), (40, 3473989), (46, 3020860), (92, 1510430), (115, 1208344), (131, 1060760), (184, 755215), (230, 604172), (262, 530380), (460, 302086), (524, 265190), (655, 212152), (920, 151043), (1048, 132595), (1153, 120520), (1310, 106076), (2306, 60260), (2620, 53038), (3013, 46120), (4612, 30130), (5240, 26519), (5765, 24104), (6026, 23060), (9224, 15065), (11530, 12052)]