1487320480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{569}}^1$

素因数の和:663

約数の個数: 144

約数和(自身を含む): 3851132040

約数和(自身を除く): 2363811560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 340, 496, 527, 544, 569, 620, 680, 961, 992, 1054, 1138, 1240, 1360, 1922, 2108, 2276, 2480, 2635, 2720, 2845, 3844, 4216, 4552, 4805, 4960, 5270, 5690, 7688, 8432, 9104, 9610, 9673, 10540, 11380, 15376, 16337, 16864, 17639, 18208, 19220, 19346, 21080, 22760, 30752, 32674, 35278, 38440, 38692, 42160, 45520, 48365, 65348, 70556, 76880, 77384, 81685, 84320, 88195, 91040, 96730, 130696, 141112, 153760, 154768, 163370, 176390, 193460, 261392, 282224, 299863, 309536, 326740, 352780, 386920, 522784, 546809, 564448, 599726, 653480, 705560, 773840, 1093618, 1199452, 1306960, 1411120, 1499315, 1547680, 2187236, 2398904, 2613920, 2734045, 2822240, 2998630, 4374472, 4797808, 5468090, 5997260, 8748944, 9295753, 9595616, 10936180, 11994520, 17497888, 18591506, 21872360, 23989040, 37183012, 43744720, 46478765, 47978080, 74366024, 87489440, 92957530, 148732048, 185915060, 297464096, 371830120, 743660240, 1487320480]

約数ペア:

[(1, 1487320480), (2, 743660240), (4, 371830120), (5, 297464096), (8, 185915060), (10, 148732048), (16, 92957530), (17, 87489440), (20, 74366024), (31, 47978080), (32, 46478765), (34, 43744720), (40, 37183012), (62, 23989040), (68, 21872360), (80, 18591506), (85, 17497888), (124, 11994520), (136, 10936180), (155, 9595616), (160, 9295753), (170, 8748944), (248, 5997260), (272, 5468090), (310, 4797808), (340, 4374472), (496, 2998630), (527, 2822240), (544, 2734045), (569, 2613920), (620, 2398904), (680, 2187236), (961, 1547680), (992, 1499315), (1054, 1411120), (1138, 1306960), (1240, 1199452), (1360, 1093618), (1922, 773840), (2108, 705560), (2276, 653480), (2480, 599726), (2635, 564448), (2720, 546809), (2845, 522784), (3844, 386920), (4216, 352780), (4552, 326740), (4805, 309536), (4960, 299863), (5270, 282224), (5690, 261392), (7688, 193460), (8432, 176390), (9104, 163370), (9610, 154768), (9673, 153760), (10540, 141112), (11380, 130696), (15376, 96730), (16337, 91040), (16864, 88195), (17639, 84320), (18208, 81685), (19220, 77384), (19346, 76880), (21080, 70556), (22760, 65348), (30752, 48365), (32674, 45520), (35278, 42160), (38440, 38692)]