258406720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5647}}^1$

素因数の和:5688

約数の個数: 112

約数和(自身を含む): 723034368

約数和(自身を除く): 464627648

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 704, 715, 832, 880, 1040, 1144, 1430, 1760, 2080, 2288, 2860, 3520, 4160, 4576, 5647, 5720, 9152, 11294, 11440, 22588, 22880, 28235, 45176, 45760, 56470, 62117, 73411, 90352, 112940, 124234, 146822, 180704, 225880, 248468, 293644, 310585, 361408, 367055, 451760, 496936, 587288, 621170, 734110, 807521, 903520, 993872, 1174576, 1242340, 1468220, 1615042, 1807040, 1987744, 2349152, 2484680, 2936440, 3230084, 3975488, 4037605, 4698304, 4969360, 5872880, 6460168, 8075210, 9938720, 11745760, 12920336, 16150420, 19877440, 23491520, 25840672, 32300840, 51681344, 64601680, 129203360, 258406720]

約数ペア:

[(1, 258406720), (2, 129203360), (4, 64601680), (5, 51681344), (8, 32300840), (10, 25840672), (11, 23491520), (13, 19877440), (16, 16150420), (20, 12920336), (22, 11745760), (26, 9938720), (32, 8075210), (40, 6460168), (44, 5872880), (52, 4969360), (55, 4698304), (64, 4037605), (65, 3975488), (80, 3230084), (88, 2936440), (104, 2484680), (110, 2349152), (130, 1987744), (143, 1807040), (160, 1615042), (176, 1468220), (208, 1242340), (220, 1174576), (260, 993872), (286, 903520), (320, 807521), (352, 734110), (416, 621170), (440, 587288), (520, 496936), (572, 451760), (704, 367055), (715, 361408), (832, 310585), (880, 293644), (1040, 248468), (1144, 225880), (1430, 180704), (1760, 146822), (2080, 124234), (2288, 112940), (2860, 90352), (3520, 73411), (4160, 62117), (4576, 56470), (5647, 45760), (5720, 45176), (9152, 28235), (11294, 22880), (11440, 22588)]