906552720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20641}}^1$

素因数の和:20721

約数の個数: 120

約数和(自身を含む): 3094566072

約数和(自身を除く): 2188013352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 7320, 8784, 10980, 14640, 20641, 21960, 41282, 43920, 61923, 82564, 103205, 123846, 165128, 185769, 206410, 247692, 309615, 330256, 371538, 412820, 495384, 619230, 743076, 825640, 928845, 990768, 1238460, 1259101, 1486152, 1651280, 1857690, 2476920, 2518202, 2972304, 3715380, 3777303, 4953840, 5036404, 6295505, 7430760, 7554606, 10072808, 11331909, 12591010, 14861520, 15109212, 18886515, 20145616, 22663818, 25182020, 30218424, 37773030, 45327636, 50364040, 56659545, 60436848, 75546060, 90655272, 100728080, 113319090, 151092120, 181310544, 226638180, 302184240, 453276360, 906552720]

約数ペア:

[(1, 906552720), (2, 453276360), (3, 302184240), (4, 226638180), (5, 181310544), (6, 151092120), (8, 113319090), (9, 100728080), (10, 90655272), (12, 75546060), (15, 60436848), (16, 56659545), (18, 50364040), (20, 45327636), (24, 37773030), (30, 30218424), (36, 25182020), (40, 22663818), (45, 20145616), (48, 18886515), (60, 15109212), (61, 14861520), (72, 12591010), (80, 11331909), (90, 10072808), (120, 7554606), (122, 7430760), (144, 6295505), (180, 5036404), (183, 4953840), (240, 3777303), (244, 3715380), (305, 2972304), (360, 2518202), (366, 2476920), (488, 1857690), (549, 1651280), (610, 1486152), (720, 1259101), (732, 1238460), (915, 990768), (976, 928845), (1098, 825640), (1220, 743076), (1464, 619230), (1830, 495384), (2196, 412820), (2440, 371538), (2745, 330256), (2928, 309615), (3660, 247692), (4392, 206410), (4880, 185769), (5490, 165128), (7320, 123846), (8784, 103205), (10980, 82564), (14640, 61923), (20641, 43920), (21960, 41282)]