209710020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 192

約数和(自身を含む): 668344320

約数和(自身を除く): 458634300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 73, 78, 87, 116, 127, 130, 145, 146, 156, 174, 195, 219, 254, 260, 290, 292, 348, 365, 377, 381, 390, 435, 438, 508, 580, 635, 730, 754, 762, 780, 870, 876, 949, 1095, 1131, 1270, 1460, 1508, 1524, 1651, 1740, 1885, 1898, 1905, 2117, 2190, 2262, 2540, 2847, 3302, 3683, 3770, 3796, 3810, 4234, 4380, 4524, 4745, 4953, 5655, 5694, 6351, 6604, 7366, 7540, 7620, 8255, 8468, 9271, 9490, 9906, 10585, 11049, 11310, 11388, 12702, 14235, 14732, 16510, 18415, 18542, 18980, 19812, 21170, 22098, 22620, 24765, 25404, 27521, 27813, 28470, 31755, 33020, 36830, 37084, 42340, 44196, 46355, 47879, 49530, 55042, 55245, 55626, 56940, 63510, 73660, 82563, 92710, 95758, 99060, 110084, 110490, 111252, 120523, 127020, 137605, 139065, 143637, 165126, 185420, 191516, 220980, 239395, 241046, 268859, 275210, 278130, 287274, 330252, 361569, 412815, 478790, 482092, 537718, 550420, 556260, 574548, 602615, 718185, 723138, 806577, 825630, 957580, 1075436, 1205230, 1344295, 1436370, 1446276, 1613154, 1651260, 1807845, 2410460, 2688590, 2872740, 3226308, 3495167, 3615690, 4032885, 5377180, 6990334, 7231380, 8065770, 10485501, 13980668, 16131540, 17475835, 20971002, 34951670, 41942004, 52427505, 69903340, 104855010, 209710020]

約数ペア:

[(1, 209710020), (2, 104855010), (3, 69903340), (4, 52427505), (5, 41942004), (6, 34951670), (10, 20971002), (12, 17475835), (13, 16131540), (15, 13980668), (20, 10485501), (26, 8065770), (29, 7231380), (30, 6990334), (39, 5377180), (52, 4032885), (58, 3615690), (60, 3495167), (65, 3226308), (73, 2872740), (78, 2688590), (87, 2410460), (116, 1807845), (127, 1651260), (130, 1613154), (145, 1446276), (146, 1436370), (156, 1344295), (174, 1205230), (195, 1075436), (219, 957580), (254, 825630), (260, 806577), (290, 723138), (292, 718185), (348, 602615), (365, 574548), (377, 556260), (381, 550420), (390, 537718), (435, 482092), (438, 478790), (508, 412815), (580, 361569), (635, 330252), (730, 287274), (754, 278130), (762, 275210), (780, 268859), (870, 241046), (876, 239395), (949, 220980), (1095, 191516), (1131, 185420), (1270, 165126), (1460, 143637), (1508, 139065), (1524, 137605), (1651, 127020), (1740, 120523), (1885, 111252), (1898, 110490), (1905, 110084), (2117, 99060), (2190, 95758), (2262, 92710), (2540, 82563), (2847, 73660), (3302, 63510), (3683, 56940), (3770, 55626), (3796, 55245), (3810, 55042), (4234, 49530), (4380, 47879), (4524, 46355), (4745, 44196), (4953, 42340), (5655, 37084), (5694, 36830), (6351, 33020), (6604, 31755), (7366, 28470), (7540, 27813), (7620, 27521), (8255, 25404), (8468, 24765), (9271, 22620), (9490, 22098), (9906, 21170), (10585, 19812), (11049, 18980), (11310, 18542), (11388, 18415), (12702, 16510), (14235, 14732)]