280544628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1291}}^1$

素因数の和:1517

約数の個数: 96

約数和(自身を含む): 810342400

約数和(自身を除く): 529797772

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 199, 273, 364, 398, 546, 597, 796, 1092, 1194, 1291, 1393, 2388, 2582, 2587, 2786, 3873, 4179, 5164, 5174, 5572, 7746, 7761, 8358, 9037, 10348, 15492, 15522, 16716, 16783, 18074, 18109, 27111, 31044, 33566, 36148, 36218, 50349, 54222, 54327, 67132, 72436, 100698, 108444, 108654, 117481, 201396, 217308, 234962, 256909, 352443, 469924, 513818, 704886, 770727, 1027636, 1409772, 1541454, 1798363, 3082908, 3339817, 3596726, 5395089, 6679634, 7193452, 10019451, 10790178, 13359268, 20038902, 21580356, 23378719, 40077804, 46757438, 70136157, 93514876, 140272314, 280544628]

約数ペア:

[(1, 280544628), (2, 140272314), (3, 93514876), (4, 70136157), (6, 46757438), (7, 40077804), (12, 23378719), (13, 21580356), (14, 20038902), (21, 13359268), (26, 10790178), (28, 10019451), (39, 7193452), (42, 6679634), (52, 5395089), (78, 3596726), (84, 3339817), (91, 3082908), (156, 1798363), (182, 1541454), (199, 1409772), (273, 1027636), (364, 770727), (398, 704886), (546, 513818), (597, 469924), (796, 352443), (1092, 256909), (1194, 234962), (1291, 217308), (1393, 201396), (2388, 117481), (2582, 108654), (2587, 108444), (2786, 100698), (3873, 72436), (4179, 67132), (5164, 54327), (5174, 54222), (5572, 50349), (7746, 36218), (7761, 36148), (8358, 33566), (9037, 31044), (10348, 27111), (15492, 18109), (15522, 18074), (16716, 16783)]