64800840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41539}}^1$

素因数の和:41566

約数の個数: 64

約数和(自身を含む): 209361600

約数和(自身を除く): 144560760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 41539, 83078, 124617, 166156, 207695, 249234, 332312, 415390, 498468, 540007, 623085, 830780, 996936, 1080014, 1246170, 1620021, 1661560, 2160028, 2492340, 2700035, 3240042, 4320056, 4984680, 5400070, 6480084, 8100105, 10800140, 12960168, 16200210, 21600280, 32400420, 64800840]

約数ペア:

[(1, 64800840), (2, 32400420), (3, 21600280), (4, 16200210), (5, 12960168), (6, 10800140), (8, 8100105), (10, 6480084), (12, 5400070), (13, 4984680), (15, 4320056), (20, 3240042), (24, 2700035), (26, 2492340), (30, 2160028), (39, 1661560), (40, 1620021), (52, 1246170), (60, 1080014), (65, 996936), (78, 830780), (104, 623085), (120, 540007), (130, 498468), (156, 415390), (195, 332312), (260, 249234), (312, 207695), (390, 166156), (520, 124617), (780, 83078), (1560, 41539)]