634531920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{240353}}^1$

素因数の和:240380

約数の個数: 80

約数和(自身を含む): 2145880512

約数和(自身を除く): 1511348592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 240353, 480706, 721059, 961412, 1201765, 1442118, 1922824, 2403530, 2643883, 2884236, 3605295, 3845648, 4807060, 5287766, 5768472, 7210590, 7931649, 9614120, 10575532, 11536944, 13219415, 14421180, 15863298, 19228240, 21151064, 26438830, 28842360, 31726596, 39658245, 42302128, 52877660, 57684720, 63453192, 79316490, 105755320, 126906384, 158632980, 211510640, 317265960, 634531920]

約数ペア:

[(1, 634531920), (2, 317265960), (3, 211510640), (4, 158632980), (5, 126906384), (6, 105755320), (8, 79316490), (10, 63453192), (11, 57684720), (12, 52877660), (15, 42302128), (16, 39658245), (20, 31726596), (22, 28842360), (24, 26438830), (30, 21151064), (33, 19228240), (40, 15863298), (44, 14421180), (48, 13219415), (55, 11536944), (60, 10575532), (66, 9614120), (80, 7931649), (88, 7210590), (110, 5768472), (120, 5287766), (132, 4807060), (165, 3845648), (176, 3605295), (220, 2884236), (240, 2643883), (264, 2403530), (330, 1922824), (440, 1442118), (528, 1201765), (660, 961412), (880, 721059), (1320, 480706), (2640, 240353)]