481707070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 1046618496

約数和(自身を除く): 564911426

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 37, 43, 65, 74, 85, 86, 130, 137, 170, 185, 215, 221, 274, 370, 430, 442, 481, 559, 629, 685, 731, 962, 1105, 1118, 1258, 1370, 1462, 1591, 1781, 2210, 2329, 2405, 2795, 3145, 3182, 3562, 3655, 4658, 4810, 5069, 5590, 5891, 6290, 7310, 7955, 8177, 8905, 9503, 10138, 11645, 11782, 15910, 16354, 17810, 19006, 20683, 23290, 25345, 27047, 29455, 30277, 40885, 41366, 47515, 50690, 54094, 58910, 60554, 65897, 76583, 81770, 86173, 95030, 100147, 103415, 131794, 135235, 151385, 153166, 172346, 200294, 206830, 217967, 270470, 302770, 329485, 351611, 382915, 430865, 435934, 500735, 658970, 703222, 765830, 861730, 1001470, 1089835, 1120249, 1301911, 1758055, 2179670, 2240498, 2603822, 2833571, 3516110, 3705439, 5601245, 5667142, 6509555, 7410878, 11202490, 13019110, 14167855, 18527195, 28335710, 37054390, 48170707, 96341414, 240853535, 481707070]

約数ペア:

[(1, 481707070), (2, 240853535), (5, 96341414), (10, 48170707), (13, 37054390), (17, 28335710), (26, 18527195), (34, 14167855), (37, 13019110), (43, 11202490), (65, 7410878), (74, 6509555), (85, 5667142), (86, 5601245), (130, 3705439), (137, 3516110), (170, 2833571), (185, 2603822), (215, 2240498), (221, 2179670), (274, 1758055), (370, 1301911), (430, 1120249), (442, 1089835), (481, 1001470), (559, 861730), (629, 765830), (685, 703222), (731, 658970), (962, 500735), (1105, 435934), (1118, 430865), (1258, 382915), (1370, 351611), (1462, 329485), (1591, 302770), (1781, 270470), (2210, 217967), (2329, 206830), (2405, 200294), (2795, 172346), (3145, 153166), (3182, 151385), (3562, 135235), (3655, 131794), (4658, 103415), (4810, 100147), (5069, 95030), (5590, 86173), (5891, 81770), (6290, 76583), (7310, 65897), (7955, 60554), (8177, 58910), (8905, 54094), (9503, 50690), (10138, 47515), (11645, 41366), (11782, 40885), (15910, 30277), (16354, 29455), (17810, 27047), (19006, 25345), (20683, 23290)]