280912080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2285

約数の個数: 160

約数和(自身を含む): 952224768

約数和(自身を除く): 671312688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 496, 510, 527, 620, 680, 744, 816, 930, 1020, 1054, 1240, 1360, 1488, 1581, 1860, 2040, 2108, 2221, 2480, 2635, 3162, 3720, 4080, 4216, 4442, 5270, 6324, 6663, 7440, 7905, 8432, 8884, 10540, 11105, 12648, 13326, 15810, 17768, 21080, 22210, 25296, 26652, 31620, 33315, 35536, 37757, 42160, 44420, 53304, 63240, 66630, 68851, 75514, 88840, 106608, 113271, 126480, 133260, 137702, 151028, 177680, 188785, 206553, 226542, 266520, 275404, 302056, 344255, 377570, 413106, 453084, 533040, 550808, 566355, 604112, 688510, 755140, 826212, 906168, 1032765, 1101616, 1132710, 1170467, 1377020, 1510280, 1652424, 1812336, 2065530, 2265420, 2340934, 2754040, 3020560, 3304848, 3511401, 4131060, 4530840, 4681868, 5508080, 5852335, 7022802, 8262120, 9061680, 9363736, 11704670, 14045604, 16524240, 17557005, 18727472, 23409340, 28091208, 35114010, 46818680, 56182416, 70228020, 93637360, 140456040, 280912080]

約数ペア:

[(1, 280912080), (2, 140456040), (3, 93637360), (4, 70228020), (5, 56182416), (6, 46818680), (8, 35114010), (10, 28091208), (12, 23409340), (15, 18727472), (16, 17557005), (17, 16524240), (20, 14045604), (24, 11704670), (30, 9363736), (31, 9061680), (34, 8262120), (40, 7022802), (48, 5852335), (51, 5508080), (60, 4681868), (62, 4530840), (68, 4131060), (80, 3511401), (85, 3304848), (93, 3020560), (102, 2754040), (120, 2340934), (124, 2265420), (136, 2065530), (155, 1812336), (170, 1652424), (186, 1510280), (204, 1377020), (240, 1170467), (248, 1132710), (255, 1101616), (272, 1032765), (310, 906168), (340, 826212), (372, 755140), (408, 688510), (465, 604112), (496, 566355), (510, 550808), (527, 533040), (620, 453084), (680, 413106), (744, 377570), (816, 344255), (930, 302056), (1020, 275404), (1054, 266520), (1240, 226542), (1360, 206553), (1488, 188785), (1581, 177680), (1860, 151028), (2040, 137702), (2108, 133260), (2221, 126480), (2480, 113271), (2635, 106608), (3162, 88840), (3720, 75514), (4080, 68851), (4216, 66630), (4442, 63240), (5270, 53304), (6324, 44420), (6663, 42160), (7440, 37757), (7905, 35536), (8432, 33315), (8884, 31620), (10540, 26652), (11105, 25296), (12648, 22210), (13326, 21080), (15810, 17768)]