77437380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 240226560

約数和(自身を除く): 162789180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 79, 85, 93, 102, 124, 155, 158, 170, 186, 204, 237, 255, 310, 316, 340, 372, 395, 465, 474, 510, 527, 620, 790, 930, 948, 961, 1020, 1054, 1185, 1343, 1580, 1581, 1860, 1922, 2108, 2370, 2449, 2635, 2686, 2883, 3162, 3844, 4029, 4740, 4805, 4898, 5270, 5372, 5766, 6324, 6715, 7347, 7905, 8058, 9610, 9796, 10540, 11532, 12245, 13430, 14415, 14694, 15810, 16116, 16337, 19220, 20145, 24490, 26860, 28830, 29388, 31620, 32674, 36735, 40290, 41633, 48980, 49011, 57660, 65348, 73470, 75919, 80580, 81685, 83266, 98022, 124899, 146940, 151838, 163370, 166532, 196044, 208165, 227757, 245055, 249798, 303676, 326740, 379595, 416330, 455514, 490110, 499596, 624495, 759190, 832660, 911028, 980220, 1138785, 1248990, 1290623, 1518380, 2277570, 2497980, 2581246, 3871869, 4555140, 5162492, 6453115, 7743738, 12906230, 15487476, 19359345, 25812460, 38718690, 77437380]

約数ペア:

[(1, 77437380), (2, 38718690), (3, 25812460), (4, 19359345), (5, 15487476), (6, 12906230), (10, 7743738), (12, 6453115), (15, 5162492), (17, 4555140), (20, 3871869), (30, 2581246), (31, 2497980), (34, 2277570), (51, 1518380), (60, 1290623), (62, 1248990), (68, 1138785), (79, 980220), (85, 911028), (93, 832660), (102, 759190), (124, 624495), (155, 499596), (158, 490110), (170, 455514), (186, 416330), (204, 379595), (237, 326740), (255, 303676), (310, 249798), (316, 245055), (340, 227757), (372, 208165), (395, 196044), (465, 166532), (474, 163370), (510, 151838), (527, 146940), (620, 124899), (790, 98022), (930, 83266), (948, 81685), (961, 80580), (1020, 75919), (1054, 73470), (1185, 65348), (1343, 57660), (1580, 49011), (1581, 48980), (1860, 41633), (1922, 40290), (2108, 36735), (2370, 32674), (2449, 31620), (2635, 29388), (2686, 28830), (2883, 26860), (3162, 24490), (3844, 20145), (4029, 19220), (4740, 16337), (4805, 16116), (4898, 15810), (5270, 14694), (5372, 14415), (5766, 13430), (6324, 12245), (6715, 11532), (7347, 10540), (7905, 9796), (8058, 9610)]