1378103685

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 2709504000

約数和(自身を除く): 1331400315

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 47, 49, 105, 123, 139, 141, 147, 205, 235, 245, 287, 329, 343, 417, 615, 695, 705, 735, 861, 973, 987, 1029, 1435, 1645, 1715, 1927, 2009, 2085, 2303, 2919, 4305, 4865, 4935, 5145, 5699, 5781, 6027, 6533, 6811, 6909, 9635, 10045, 11515, 13489, 14063, 14595, 16121, 17097, 19599, 20433, 28495, 28905, 30135, 32665, 34055, 34545, 39893, 40467, 42189, 45731, 47677, 48363, 67445, 70315, 80605, 85485, 94423, 97995, 102165, 119679, 137193, 143031, 199465, 202335, 210945, 228655, 238385, 241815, 267853, 279251, 283269, 320117, 472115, 598395, 660961, 685965, 715155, 803559, 837753, 960351, 1339265, 1396255, 1416345, 1600585, 1874971, 1954757, 1982883, 2240819, 3304805, 4017795, 4188765, 4801755, 5624913, 5864271, 6722457, 9374855, 9773785, 9914415, 11204095, 13124797, 28124565, 29321355, 33612285, 39374391, 65623985, 91873579, 196871955, 275620737, 459367895, 1378103685]

約数ペア:

[(1, 1378103685), (3, 459367895), (5, 275620737), (7, 196871955), (15, 91873579), (21, 65623985), (35, 39374391), (41, 33612285), (47, 29321355), (49, 28124565), (105, 13124797), (123, 11204095), (139, 9914415), (141, 9773785), (147, 9374855), (205, 6722457), (235, 5864271), (245, 5624913), (287, 4801755), (329, 4188765), (343, 4017795), (417, 3304805), (615, 2240819), (695, 1982883), (705, 1954757), (735, 1874971), (861, 1600585), (973, 1416345), (987, 1396255), (1029, 1339265), (1435, 960351), (1645, 837753), (1715, 803559), (1927, 715155), (2009, 685965), (2085, 660961), (2303, 598395), (2919, 472115), (4305, 320117), (4865, 283269), (4935, 279251), (5145, 267853), (5699, 241815), (5781, 238385), (6027, 228655), (6533, 210945), (6811, 202335), (6909, 199465), (9635, 143031), (10045, 137193), (11515, 119679), (13489, 102165), (14063, 97995), (14595, 94423), (16121, 85485), (17097, 80605), (19599, 70315), (20433, 67445), (28495, 48363), (28905, 47677), (30135, 45731), (32665, 42189), (34055, 40467), (34545, 39893)]