71878320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:440

約数の個数: 160

約数和(自身を含む): 250698240

約数和(自身を除く): 178819920

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, 72, 80, 90, 107, 108, 120, 135, 144, 180, 214, 216, 240, 270, 311, 321, 360, 428, 432, 535, 540, 622, 642, 720, 856, 933, 963, 1070, 1080, 1244, 1284, 1555, 1605, 1712, 1866, 1926, 2140, 2160, 2488, 2568, 2799, 2889, 3110, 3210, 3732, 3852, 4280, 4665, 4815, 4976, 5136, 5598, 5778, 6220, 6420, 7464, 7704, 8397, 8560, 9330, 9630, 11196, 11556, 12440, 12840, 13995, 14445, 14928, 15408, 16794, 18660, 19260, 22392, 23112, 24880, 25680, 27990, 28890, 33277, 33588, 37320, 38520, 41985, 44784, 46224, 55980, 57780, 66554, 67176, 74640, 77040, 83970, 99831, 111960, 115560, 133108, 134352, 166385, 167940, 199662, 223920, 231120, 266216, 299493, 332770, 335880, 399324, 499155, 532432, 598986, 665540, 671760, 798648, 898479, 998310, 1197972, 1331080, 1497465, 1597296, 1796958, 1996620, 2395944, 2662160, 2994930, 3593916, 3993240, 4492395, 4791888, 5989860, 7187832, 7986480, 8984790, 11979720, 14375664, 17969580, 23959440, 35939160, 71878320]

約数ペア:

[(1, 71878320), (2, 35939160), (3, 23959440), (4, 17969580), (5, 14375664), (6, 11979720), (8, 8984790), (9, 7986480), (10, 7187832), (12, 5989860), (15, 4791888), (16, 4492395), (18, 3993240), (20, 3593916), (24, 2994930), (27, 2662160), (30, 2395944), (36, 1996620), (40, 1796958), (45, 1597296), (48, 1497465), (54, 1331080), (60, 1197972), (72, 998310), (80, 898479), (90, 798648), (107, 671760), (108, 665540), (120, 598986), (135, 532432), (144, 499155), (180, 399324), (214, 335880), (216, 332770), (240, 299493), (270, 266216), (311, 231120), (321, 223920), (360, 199662), (428, 167940), (432, 166385), (535, 134352), (540, 133108), (622, 115560), (642, 111960), (720, 99831), (856, 83970), (933, 77040), (963, 74640), (1070, 67176), (1080, 66554), (1244, 57780), (1284, 55980), (1555, 46224), (1605, 44784), (1712, 41985), (1866, 38520), (1926, 37320), (2140, 33588), (2160, 33277), (2488, 28890), (2568, 27990), (2799, 25680), (2889, 24880), (3110, 23112), (3210, 22392), (3732, 19260), (3852, 18660), (4280, 16794), (4665, 15408), (4815, 14928), (4976, 14445), (5136, 13995), (5598, 12840), (5778, 12440), (6220, 11556), (6420, 11196), (7464, 9630), (7704, 9330), (8397, 8560)]