20347656480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{103141}}^1$

素因数の和:103299

約数の個数: 144

約数和(自身を含む): 69943890744

約数和(自身を除く): 49596234264

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 137, 144, 160, 180, 240, 274, 288, 360, 411, 480, 548, 685, 720, 822, 1096, 1233, 1370, 1440, 1644, 2055, 2192, 2466, 2740, 3288, 4110, 4384, 4932, 5480, 6165, 6576, 8220, 9864, 10960, 12330, 13152, 16440, 19728, 21920, 24660, 32880, 39456, 49320, 65760, 98640, 103141, 197280, 206282, 309423, 412564, 515705, 618846, 825128, 928269, 1031410, 1237692, 1547115, 1650256, 1856538, 2062820, 2475384, 3094230, 3300512, 3713076, 4125640, 4641345, 4950768, 6188460, 7426152, 8251280, 9282690, 9901536, 12376920, 14130317, 14852304, 16502560, 18565380, 24753840, 28260634, 29704608, 37130760, 42390951, 49507680, 56521268, 70651585, 74261520, 84781902, 113042536, 127172853, 141303170, 148523040, 169563804, 211954755, 226085072, 254345706, 282606340, 339127608, 423909510, 452170144, 508691412, 565212680, 635864265, 678255216, 847819020, 1017382824, 1130425360, 1271728530, 1356510432, 1695638040, 2034765648, 2260850720, 2543457060, 3391276080, 4069531296, 5086914120, 6782552160, 10173828240, 20347656480]

約数ペア:

[(1, 20347656480), (2, 10173828240), (3, 6782552160), (4, 5086914120), (5, 4069531296), (6, 3391276080), (8, 2543457060), (9, 2260850720), (10, 2034765648), (12, 1695638040), (15, 1356510432), (16, 1271728530), (18, 1130425360), (20, 1017382824), (24, 847819020), (30, 678255216), (32, 635864265), (36, 565212680), (40, 508691412), (45, 452170144), (48, 423909510), (60, 339127608), (72, 282606340), (80, 254345706), (90, 226085072), (96, 211954755), (120, 169563804), (137, 148523040), (144, 141303170), (160, 127172853), (180, 113042536), (240, 84781902), (274, 74261520), (288, 70651585), (360, 56521268), (411, 49507680), (480, 42390951), (548, 37130760), (685, 29704608), (720, 28260634), (822, 24753840), (1096, 18565380), (1233, 16502560), (1370, 14852304), (1440, 14130317), (1644, 12376920), (2055, 9901536), (2192, 9282690), (2466, 8251280), (2740, 7426152), (3288, 6188460), (4110, 4950768), (4384, 4641345), (4932, 4125640), (5480, 3713076), (6165, 3300512), (6576, 3094230), (8220, 2475384), (9864, 2062820), (10960, 1856538), (12330, 1650256), (13152, 1547115), (16440, 1237692), (19728, 1031410), (21920, 928269), (24660, 825128), (32880, 618846), (39456, 515705), (49320, 412564), (65760, 309423), (98640, 206282), (103141, 197280)]