71286660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 229896576

約数和(自身を除く): 158609916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 67, 69, 90, 92, 115, 134, 138, 180, 201, 207, 230, 257, 268, 276, 335, 345, 402, 414, 460, 514, 603, 670, 690, 771, 804, 828, 1005, 1028, 1035, 1206, 1285, 1340, 1380, 1541, 1542, 2010, 2070, 2313, 2412, 2570, 3015, 3082, 3084, 3855, 4020, 4140, 4623, 4626, 5140, 5911, 6030, 6164, 7705, 7710, 9246, 9252, 11565, 11822, 12060, 13869, 15410, 15420, 17219, 17733, 18492, 23115, 23130, 23644, 27738, 29555, 30820, 34438, 35466, 46230, 46260, 51657, 53199, 55476, 59110, 68876, 69345, 70932, 86095, 88665, 92460, 103314, 106398, 118220, 138690, 154971, 172190, 177330, 206628, 212796, 258285, 265995, 277380, 309942, 344380, 354660, 396037, 516570, 531990, 619884, 774855, 792074, 1033140, 1063980, 1188111, 1549710, 1584148, 1980185, 2376222, 3099420, 3564333, 3960370, 4752444, 5940555, 7128666, 7920740, 11881110, 14257332, 17821665, 23762220, 35643330, 71286660]

約数ペア:

[(1, 71286660), (2, 35643330), (3, 23762220), (4, 17821665), (5, 14257332), (6, 11881110), (9, 7920740), (10, 7128666), (12, 5940555), (15, 4752444), (18, 3960370), (20, 3564333), (23, 3099420), (30, 2376222), (36, 1980185), (45, 1584148), (46, 1549710), (60, 1188111), (67, 1063980), (69, 1033140), (90, 792074), (92, 774855), (115, 619884), (134, 531990), (138, 516570), (180, 396037), (201, 354660), (207, 344380), (230, 309942), (257, 277380), (268, 265995), (276, 258285), (335, 212796), (345, 206628), (402, 177330), (414, 172190), (460, 154971), (514, 138690), (603, 118220), (670, 106398), (690, 103314), (771, 92460), (804, 88665), (828, 86095), (1005, 70932), (1028, 69345), (1035, 68876), (1206, 59110), (1285, 55476), (1340, 53199), (1380, 51657), (1541, 46260), (1542, 46230), (2010, 35466), (2070, 34438), (2313, 30820), (2412, 29555), (2570, 27738), (3015, 23644), (3082, 23130), (3084, 23115), (3855, 18492), (4020, 17733), (4140, 17219), (4623, 15420), (4626, 15410), (5140, 13869), (5911, 12060), (6030, 11822), (6164, 11565), (7705, 9252), (7710, 9246)]