450340720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:231

約数の個数: 160

約数和(自身を含む): 1143926784

約数和(自身を除く): 693586064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 43, 62, 80, 82, 86, 103, 124, 155, 164, 172, 205, 206, 215, 248, 310, 328, 344, 410, 412, 430, 496, 515, 620, 656, 688, 820, 824, 860, 1030, 1240, 1271, 1333, 1640, 1648, 1720, 1763, 2060, 2480, 2542, 2666, 3193, 3280, 3440, 3526, 4120, 4223, 4429, 5084, 5332, 6355, 6386, 6665, 7052, 8240, 8446, 8815, 8858, 10168, 10664, 12710, 12772, 13330, 14104, 15965, 16892, 17630, 17716, 20336, 21115, 21328, 22145, 25420, 25544, 26660, 28208, 31930, 33784, 35260, 35432, 42230, 44290, 50840, 51088, 53320, 54653, 63860, 67568, 70520, 70864, 84460, 88580, 101680, 106640, 109306, 127720, 130913, 137299, 141040, 168920, 177160, 181589, 218612, 255440, 261826, 273265, 274598, 337840, 354320, 363178, 437224, 523652, 546530, 549196, 654565, 686495, 726356, 874448, 907945, 1047304, 1093060, 1098392, 1309130, 1372990, 1452712, 1815890, 2094608, 2186120, 2196784, 2618260, 2745980, 2905424, 3631780, 4372240, 5236520, 5491960, 5629259, 7263560, 10473040, 10983920, 11258518, 14527120, 22517036, 28146295, 45034072, 56292590, 90068144, 112585180, 225170360, 450340720]

約数ペア:

[(1, 450340720), (2, 225170360), (4, 112585180), (5, 90068144), (8, 56292590), (10, 45034072), (16, 28146295), (20, 22517036), (31, 14527120), (40, 11258518), (41, 10983920), (43, 10473040), (62, 7263560), (80, 5629259), (82, 5491960), (86, 5236520), (103, 4372240), (124, 3631780), (155, 2905424), (164, 2745980), (172, 2618260), (205, 2196784), (206, 2186120), (215, 2094608), (248, 1815890), (310, 1452712), (328, 1372990), (344, 1309130), (410, 1098392), (412, 1093060), (430, 1047304), (496, 907945), (515, 874448), (620, 726356), (656, 686495), (688, 654565), (820, 549196), (824, 546530), (860, 523652), (1030, 437224), (1240, 363178), (1271, 354320), (1333, 337840), (1640, 274598), (1648, 273265), (1720, 261826), (1763, 255440), (2060, 218612), (2480, 181589), (2542, 177160), (2666, 168920), (3193, 141040), (3280, 137299), (3440, 130913), (3526, 127720), (4120, 109306), (4223, 106640), (4429, 101680), (5084, 88580), (5332, 84460), (6355, 70864), (6386, 70520), (6665, 67568), (7052, 63860), (8240, 54653), (8446, 53320), (8815, 51088), (8858, 50840), (10168, 44290), (10664, 42230), (12710, 35432), (12772, 35260), (13330, 33784), (14104, 31930), (15965, 28208), (16892, 26660), (17630, 25544), (17716, 25420), (20336, 22145), (21115, 21328)]