129263220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31223}}^1$

素因数の和:31261

約数の個数: 72

約数和(自身を含む): 409159296

約数和(自身を除く): 279896076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 31223, 62446, 93669, 124892, 156115, 187338, 281007, 312230, 374676, 468345, 562014, 624460, 718129, 936690, 1124028, 1405035, 1436258, 1873380, 2154387, 2810070, 2872516, 3590645, 4308774, 5620140, 6463161, 7181290, 8617548, 10771935, 12926322, 14362580, 21543870, 25852644, 32315805, 43087740, 64631610, 129263220]

約数ペア:

[(1, 129263220), (2, 64631610), (3, 43087740), (4, 32315805), (5, 25852644), (6, 21543870), (9, 14362580), (10, 12926322), (12, 10771935), (15, 8617548), (18, 7181290), (20, 6463161), (23, 5620140), (30, 4308774), (36, 3590645), (45, 2872516), (46, 2810070), (60, 2154387), (69, 1873380), (90, 1436258), (92, 1405035), (115, 1124028), (138, 936690), (180, 718129), (207, 624460), (230, 562014), (276, 468345), (345, 374676), (414, 312230), (460, 281007), (690, 187338), (828, 156115), (1035, 124892), (1380, 93669), (2070, 62446), (4140, 31223)]