201021030

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:683

約数の個数: 144

約数和(自身を含む): 616749120

約数和(自身を除く): 415728090

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 79, 90, 98, 105, 126, 147, 158, 210, 237, 245, 294, 315, 395, 441, 474, 490, 553, 577, 630, 711, 735, 790, 882, 1106, 1154, 1185, 1422, 1470, 1659, 1731, 2205, 2370, 2765, 2885, 3318, 3462, 3555, 3871, 4039, 4410, 4977, 5193, 5530, 5770, 7110, 7742, 8078, 8295, 8655, 9954, 10386, 11613, 12117, 16590, 17310, 19355, 20195, 23226, 24234, 24885, 25965, 28273, 34839, 36351, 38710, 40390, 45583, 49770, 51930, 56546, 58065, 60585, 69678, 72702, 84819, 91166, 116130, 121170, 136749, 141365, 169638, 174195, 181755, 227915, 254457, 273498, 282730, 319081, 348390, 363510, 410247, 424095, 455830, 508914, 638162, 683745, 820494, 848190, 957243, 1272285, 1367490, 1595405, 1914486, 2051235, 2233567, 2544570, 2871729, 3190810, 4102470, 4467134, 4786215, 5743458, 6700701, 9572430, 11167835, 13401402, 14358645, 20102103, 22335670, 28717290, 33503505, 40204206, 67007010, 100510515, 201021030]

約数ペア:

[(1, 201021030), (2, 100510515), (3, 67007010), (5, 40204206), (6, 33503505), (7, 28717290), (9, 22335670), (10, 20102103), (14, 14358645), (15, 13401402), (18, 11167835), (21, 9572430), (30, 6700701), (35, 5743458), (42, 4786215), (45, 4467134), (49, 4102470), (63, 3190810), (70, 2871729), (79, 2544570), (90, 2233567), (98, 2051235), (105, 1914486), (126, 1595405), (147, 1367490), (158, 1272285), (210, 957243), (237, 848190), (245, 820494), (294, 683745), (315, 638162), (395, 508914), (441, 455830), (474, 424095), (490, 410247), (553, 363510), (577, 348390), (630, 319081), (711, 282730), (735, 273498), (790, 254457), (882, 227915), (1106, 181755), (1154, 174195), (1185, 169638), (1422, 141365), (1470, 136749), (1659, 121170), (1731, 116130), (2205, 91166), (2370, 84819), (2765, 72702), (2885, 69678), (3318, 60585), (3462, 58065), (3555, 56546), (3871, 51930), (4039, 49770), (4410, 45583), (4977, 40390), (5193, 38710), (5530, 36351), (5770, 34839), (7110, 28273), (7742, 25965), (8078, 24885), (8295, 24234), (8655, 23226), (9954, 20195), (10386, 19355), (11613, 17310), (12117, 16590)]