78439260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 228674880

約数和(自身を除く): 150235620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 89, 111, 148, 178, 185, 222, 267, 356, 370, 397, 444, 445, 534, 555, 740, 794, 890, 1068, 1110, 1191, 1335, 1588, 1780, 1985, 2220, 2382, 2670, 3293, 3970, 4764, 5340, 5955, 6586, 7940, 9879, 11910, 13172, 14689, 16465, 19758, 23820, 29378, 32930, 35333, 39516, 44067, 49395, 58756, 65860, 70666, 73445, 88134, 98790, 105999, 141332, 146890, 176268, 176665, 197580, 211998, 220335, 293780, 353330, 423996, 440670, 529995, 706660, 881340, 1059990, 1307321, 2119980, 2614642, 3921963, 5229284, 6536605, 7843926, 13073210, 15687852, 19609815, 26146420, 39219630, 78439260]

約数ペア:

[(1, 78439260), (2, 39219630), (3, 26146420), (4, 19609815), (5, 15687852), (6, 13073210), (10, 7843926), (12, 6536605), (15, 5229284), (20, 3921963), (30, 2614642), (37, 2119980), (60, 1307321), (74, 1059990), (89, 881340), (111, 706660), (148, 529995), (178, 440670), (185, 423996), (222, 353330), (267, 293780), (356, 220335), (370, 211998), (397, 197580), (444, 176665), (445, 176268), (534, 146890), (555, 141332), (740, 105999), (794, 98790), (890, 88134), (1068, 73445), (1110, 70666), (1191, 65860), (1335, 58756), (1588, 49395), (1780, 44067), (1985, 39516), (2220, 35333), (2382, 32930), (2670, 29378), (3293, 23820), (3970, 19758), (4764, 16465), (5340, 14689), (5955, 13172), (6586, 11910), (7940, 9879)]