128884080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:539

約数の個数: 160

約数和(自身を含む): 435597120

約数和(自身を除く): 306713040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 101, 104, 120, 130, 156, 195, 202, 208, 240, 260, 303, 312, 390, 404, 409, 505, 520, 606, 624, 780, 808, 818, 1010, 1040, 1212, 1227, 1313, 1515, 1560, 1616, 1636, 2020, 2045, 2424, 2454, 2626, 3030, 3120, 3272, 3939, 4040, 4090, 4848, 4908, 5252, 5317, 6060, 6135, 6544, 6565, 7878, 8080, 8180, 9816, 10504, 10634, 12120, 12270, 13130, 15756, 15951, 16360, 19632, 19695, 21008, 21268, 24240, 24540, 26260, 26585, 31512, 31902, 32720, 39390, 41309, 42536, 49080, 52520, 53170, 63024, 63804, 78780, 79755, 82618, 85072, 98160, 105040, 106340, 123927, 127608, 157560, 159510, 165236, 206545, 212680, 247854, 255216, 315120, 319020, 330472, 413090, 425360, 495708, 537017, 619635, 638040, 660944, 826180, 991416, 1074034, 1239270, 1276080, 1611051, 1652360, 1982832, 2148068, 2478540, 2685085, 3222102, 3304720, 4296136, 4957080, 5370170, 6444204, 8055255, 8592272, 9914160, 10740340, 12888408, 16110510, 21480680, 25776816, 32221020, 42961360, 64442040, 128884080]

約数ペア:

[(1, 128884080), (2, 64442040), (3, 42961360), (4, 32221020), (5, 25776816), (6, 21480680), (8, 16110510), (10, 12888408), (12, 10740340), (13, 9914160), (15, 8592272), (16, 8055255), (20, 6444204), (24, 5370170), (26, 4957080), (30, 4296136), (39, 3304720), (40, 3222102), (48, 2685085), (52, 2478540), (60, 2148068), (65, 1982832), (78, 1652360), (80, 1611051), (101, 1276080), (104, 1239270), (120, 1074034), (130, 991416), (156, 826180), (195, 660944), (202, 638040), (208, 619635), (240, 537017), (260, 495708), (303, 425360), (312, 413090), (390, 330472), (404, 319020), (409, 315120), (505, 255216), (520, 247854), (606, 212680), (624, 206545), (780, 165236), (808, 159510), (818, 157560), (1010, 127608), (1040, 123927), (1212, 106340), (1227, 105040), (1313, 98160), (1515, 85072), (1560, 82618), (1616, 79755), (1636, 78780), (2020, 63804), (2045, 63024), (2424, 53170), (2454, 52520), (2626, 49080), (3030, 42536), (3120, 41309), (3272, 39390), (3939, 32720), (4040, 31902), (4090, 31512), (4848, 26585), (4908, 26260), (5252, 24540), (5317, 24240), (6060, 21268), (6135, 21008), (6544, 19695), (6565, 19632), (7878, 16360), (8080, 15951), (8180, 15756), (9816, 13130), (10504, 12270), (10634, 12120)]