20183500980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{379}}^1\times {\mathrm{1549}}^1$

素因数の和:2134

約数の個数: 144

約数和(自身を含む): 61746048000

約数和(自身を除く): 41562547020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 191, 379, 382, 573, 758, 764, 955, 1137, 1146, 1516, 1549, 1719, 1895, 1910, 2274, 2292, 2865, 3098, 3411, 3438, 3790, 3820, 4548, 4647, 5685, 5730, 6196, 6822, 6876, 7580, 7745, 8595, 9294, 11370, 11460, 13644, 13941, 15490, 17055, 17190, 18588, 22740, 23235, 27882, 30980, 34110, 34380, 46470, 55764, 68220, 69705, 72389, 92940, 139410, 144778, 217167, 278820, 289556, 295859, 361945, 434334, 587071, 591718, 651501, 723890, 868668, 887577, 1085835, 1174142, 1183436, 1303002, 1447780, 1479295, 1761213, 1775154, 2171670, 2348284, 2606004, 2662731, 2935355, 2958590, 3257505, 3522426, 3550308, 4343340, 4437885, 5283639, 5325462, 5870710, 5917180, 6515010, 7044852, 8806065, 8875770, 10567278, 10650924, 11741420, 13030020, 13313655, 17612130, 17751540, 21134556, 26418195, 26627310, 35224260, 52836390, 53254620, 105672780, 112130561, 224261122, 336391683, 448522244, 560652805, 672783366, 1009175049, 1121305610, 1345566732, 1681958415, 2018350098, 2242611220, 3363916830, 4036700196, 5045875245, 6727833660, 10091750490, 20183500980]

約数ペア:

[(1, 20183500980), (2, 10091750490), (3, 6727833660), (4, 5045875245), (5, 4036700196), (6, 3363916830), (9, 2242611220), (10, 2018350098), (12, 1681958415), (15, 1345566732), (18, 1121305610), (20, 1009175049), (30, 672783366), (36, 560652805), (45, 448522244), (60, 336391683), (90, 224261122), (180, 112130561), (191, 105672780), (379, 53254620), (382, 52836390), (573, 35224260), (758, 26627310), (764, 26418195), (955, 21134556), (1137, 17751540), (1146, 17612130), (1516, 13313655), (1549, 13030020), (1719, 11741420), (1895, 10650924), (1910, 10567278), (2274, 8875770), (2292, 8806065), (2865, 7044852), (3098, 6515010), (3411, 5917180), (3438, 5870710), (3790, 5325462), (3820, 5283639), (4548, 4437885), (4647, 4343340), (5685, 3550308), (5730, 3522426), (6196, 3257505), (6822, 2958590), (6876, 2935355), (7580, 2662731), (7745, 2606004), (8595, 2348284), (9294, 2171670), (11370, 1775154), (11460, 1761213), (13644, 1479295), (13941, 1447780), (15490, 1303002), (17055, 1183436), (17190, 1174142), (18588, 1085835), (22740, 887577), (23235, 868668), (27882, 723890), (30980, 651501), (34110, 591718), (34380, 587071), (46470, 434334), (55764, 361945), (68220, 295859), (69705, 289556), (72389, 278820), (92940, 217167), (139410, 144778)]