77128380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1493}}^1$

素因数の和:1556

約数の個数: 144

約数和(自身を含む): 274083264

約数和(自身を除く): 196954884

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 164, 180, 205, 210, 246, 252, 287, 315, 369, 410, 420, 492, 574, 615, 630, 738, 820, 861, 1148, 1230, 1260, 1435, 1476, 1493, 1722, 1845, 2460, 2583, 2870, 2986, 3444, 3690, 4305, 4479, 5166, 5740, 5972, 7380, 7465, 8610, 8958, 10332, 10451, 12915, 13437, 14930, 17220, 17916, 20902, 22395, 25830, 26874, 29860, 31353, 41804, 44790, 51660, 52255, 53748, 61213, 62706, 67185, 89580, 94059, 104510, 122426, 125412, 134370, 156765, 183639, 188118, 209020, 244852, 268740, 306065, 313530, 367278, 376236, 428491, 470295, 550917, 612130, 627060, 734556, 856982, 918195, 940590, 1101834, 1224260, 1285473, 1713964, 1836390, 1881180, 2142455, 2203668, 2570946, 2754585, 3672780, 3856419, 4284910, 5141892, 5509170, 6427365, 7712838, 8569820, 11018340, 12854730, 15425676, 19282095, 25709460, 38564190, 77128380]

約数ペア:

[(1, 77128380), (2, 38564190), (3, 25709460), (4, 19282095), (5, 15425676), (6, 12854730), (7, 11018340), (9, 8569820), (10, 7712838), (12, 6427365), (14, 5509170), (15, 5141892), (18, 4284910), (20, 3856419), (21, 3672780), (28, 2754585), (30, 2570946), (35, 2203668), (36, 2142455), (41, 1881180), (42, 1836390), (45, 1713964), (60, 1285473), (63, 1224260), (70, 1101834), (82, 940590), (84, 918195), (90, 856982), (105, 734556), (123, 627060), (126, 612130), (140, 550917), (164, 470295), (180, 428491), (205, 376236), (210, 367278), (246, 313530), (252, 306065), (287, 268740), (315, 244852), (369, 209020), (410, 188118), (420, 183639), (492, 156765), (574, 134370), (615, 125412), (630, 122426), (738, 104510), (820, 94059), (861, 89580), (1148, 67185), (1230, 62706), (1260, 61213), (1435, 53748), (1476, 52255), (1493, 51660), (1722, 44790), (1845, 41804), (2460, 31353), (2583, 29860), (2870, 26874), (2986, 25830), (3444, 22395), (3690, 20902), (4305, 17916), (4479, 17220), (5166, 14930), (5740, 13437), (5972, 12915), (7380, 10451), (7465, 10332), (8610, 8958)]