42480720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:370

約数の個数: 160

約数和(自身を含む): 148919040

約数和(自身を除く): 106438320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 71, 72, 80, 90, 108, 120, 135, 142, 144, 180, 213, 216, 240, 270, 277, 284, 355, 360, 426, 432, 540, 554, 568, 639, 710, 720, 831, 852, 1065, 1080, 1108, 1136, 1278, 1385, 1420, 1662, 1704, 1917, 2130, 2160, 2216, 2493, 2556, 2770, 2840, 3195, 3324, 3408, 3834, 4155, 4260, 4432, 4986, 5112, 5540, 5680, 6390, 6648, 7479, 7668, 8310, 8520, 9585, 9972, 10224, 11080, 12465, 12780, 13296, 14958, 15336, 16620, 17040, 19170, 19667, 19944, 22160, 24930, 25560, 29916, 30672, 33240, 37395, 38340, 39334, 39888, 49860, 51120, 59001, 59832, 66480, 74790, 76680, 78668, 98335, 99720, 118002, 119664, 149580, 153360, 157336, 177003, 196670, 199440, 236004, 295005, 299160, 314672, 354006, 393340, 472008, 531009, 590010, 598320, 708012, 786680, 885015, 944016, 1062018, 1180020, 1416024, 1573360, 1770030, 2124036, 2360040, 2655045, 2832048, 3540060, 4248072, 4720080, 5310090, 7080120, 8496144, 10620180, 14160240, 21240360, 42480720]

約数ペア:

[(1, 42480720), (2, 21240360), (3, 14160240), (4, 10620180), (5, 8496144), (6, 7080120), (8, 5310090), (9, 4720080), (10, 4248072), (12, 3540060), (15, 2832048), (16, 2655045), (18, 2360040), (20, 2124036), (24, 1770030), (27, 1573360), (30, 1416024), (36, 1180020), (40, 1062018), (45, 944016), (48, 885015), (54, 786680), (60, 708012), (71, 598320), (72, 590010), (80, 531009), (90, 472008), (108, 393340), (120, 354006), (135, 314672), (142, 299160), (144, 295005), (180, 236004), (213, 199440), (216, 196670), (240, 177003), (270, 157336), (277, 153360), (284, 149580), (355, 119664), (360, 118002), (426, 99720), (432, 98335), (540, 78668), (554, 76680), (568, 74790), (639, 66480), (710, 59832), (720, 59001), (831, 51120), (852, 49860), (1065, 39888), (1080, 39334), (1108, 38340), (1136, 37395), (1278, 33240), (1385, 30672), (1420, 29916), (1662, 25560), (1704, 24930), (1917, 22160), (2130, 19944), (2160, 19667), (2216, 19170), (2493, 17040), (2556, 16620), (2770, 15336), (2840, 14958), (3195, 13296), (3324, 12780), (3408, 12465), (3834, 11080), (4155, 10224), (4260, 9972), (4432, 9585), (4986, 8520), (5112, 8310), (5540, 7668), (5680, 7479), (6390, 6648)]