71245876.000000000

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{163973}}^1$

素因数の和:163993

約数の個数: 64

約数和(自身を含む): 590306400

約数和(自身を除く): 413215560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 163973, 327946, 491919, 655892, 819865, 983838, 1311784, 1475757, 1639730, 1967676, 2459595, 2951514, 3279460, 3935352, 4427271, 4919190, 5903028, 6558920, 7378785, 8854542, 9838380, 11806056, 14757570, 17709084, 19676760, 22136355, 29515140, 35418168, 44272710, 59030280, 88545420, 177090840]

約数ペア:

[(1, 177090840), (2, 88545420), (3, 59030280), (4, 44272710), (5, 35418168), (6, 29515140), (8, 22136355), (9, 19676760), (10, 17709084), (12, 14757570), (15, 11806056), (18, 9838380), (20, 8854542), (24, 7378785), (27, 6558920), (30, 5903028), (36, 4919190), (40, 4427271), (45, 3935352), (54, 3279460), (60, 2951514), (72, 2459595), (90, 1967676), (108, 1639730), (120, 1475757), (135, 1311784), (180, 983838), (216, 819865), (270, 655892), (360, 491919), (540, 327946), (1080, 163973)]