280455084

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1451}}^1$

素因数の和:1540

約数の個数: 144

約数和(自身を含む): 887927040

約数和(自身を除く): 607471956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 59, 63, 78, 84, 91, 117, 118, 126, 156, 177, 182, 234, 236, 252, 273, 354, 364, 413, 468, 531, 546, 708, 767, 819, 826, 1062, 1092, 1239, 1451, 1534, 1638, 1652, 2124, 2301, 2478, 2902, 3068, 3276, 3717, 4353, 4602, 4956, 5369, 5804, 6903, 7434, 8706, 9204, 10157, 10738, 13059, 13806, 14868, 16107, 17412, 18863, 20314, 21476, 26118, 27612, 30471, 32214, 37726, 40628, 48321, 52236, 56589, 60942, 64428, 75452, 85609, 91413, 96642, 113178, 121884, 132041, 169767, 171218, 182826, 193284, 226356, 256827, 264082, 339534, 342436, 365652, 396123, 513654, 528164, 599263, 679068, 770481, 792246, 1027308, 1112917, 1188369, 1198526, 1540962, 1584492, 1797789, 2225834, 2376738, 2397052, 3081924, 3338751, 3595578, 4451668, 4753476, 5393367, 6677502, 7191156, 7790419, 10016253, 10786734, 13355004, 15580838, 20032506, 21573468, 23371257, 31161676, 40065012, 46742514, 70113771, 93485028, 140227542, 280455084]

約数ペア:

[(1, 280455084), (2, 140227542), (3, 93485028), (4, 70113771), (6, 46742514), (7, 40065012), (9, 31161676), (12, 23371257), (13, 21573468), (14, 20032506), (18, 15580838), (21, 13355004), (26, 10786734), (28, 10016253), (36, 7790419), (39, 7191156), (42, 6677502), (52, 5393367), (59, 4753476), (63, 4451668), (78, 3595578), (84, 3338751), (91, 3081924), (117, 2397052), (118, 2376738), (126, 2225834), (156, 1797789), (177, 1584492), (182, 1540962), (234, 1198526), (236, 1188369), (252, 1112917), (273, 1027308), (354, 792246), (364, 770481), (413, 679068), (468, 599263), (531, 528164), (546, 513654), (708, 396123), (767, 365652), (819, 342436), (826, 339534), (1062, 264082), (1092, 256827), (1239, 226356), (1451, 193284), (1534, 182826), (1638, 171218), (1652, 169767), (2124, 132041), (2301, 121884), (2478, 113178), (2902, 96642), (3068, 91413), (3276, 85609), (3717, 75452), (4353, 64428), (4602, 60942), (4956, 56589), (5369, 52236), (5804, 48321), (6903, 40628), (7434, 37726), (8706, 32214), (9204, 30471), (10157, 27612), (10738, 26118), (13059, 21476), (13806, 20314), (14868, 18863), (16107, 17412)]