15204120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 50155200

約数和(自身を除く): 34951080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 29, 30, 34, 40, 51, 58, 60, 68, 85, 87, 102, 116, 120, 136, 145, 170, 174, 204, 232, 255, 257, 290, 340, 348, 408, 435, 493, 510, 514, 580, 680, 696, 771, 870, 986, 1020, 1028, 1160, 1285, 1479, 1542, 1740, 1972, 2040, 2056, 2465, 2570, 2958, 3084, 3480, 3855, 3944, 4369, 4930, 5140, 5916, 6168, 7395, 7453, 7710, 8738, 9860, 10280, 11832, 13107, 14790, 14906, 15420, 17476, 19720, 21845, 22359, 26214, 29580, 29812, 30840, 34952, 37265, 43690, 44718, 52428, 59160, 59624, 65535, 74530, 87380, 89436, 104856, 111795, 126701, 131070, 149060, 174760, 178872, 223590, 253402, 262140, 298120, 380103, 447180, 506804, 524280, 633505, 760206, 894360, 1013608, 1267010, 1520412, 1900515, 2534020, 3040824, 3801030, 5068040, 7602060, 15204120]

約数ペア:

[(1, 15204120), (2, 7602060), (3, 5068040), (4, 3801030), (5, 3040824), (6, 2534020), (8, 1900515), (10, 1520412), (12, 1267010), (15, 1013608), (17, 894360), (20, 760206), (24, 633505), (29, 524280), (30, 506804), (34, 447180), (40, 380103), (51, 298120), (58, 262140), (60, 253402), (68, 223590), (85, 178872), (87, 174760), (102, 149060), (116, 131070), (120, 126701), (136, 111795), (145, 104856), (170, 89436), (174, 87380), (204, 74530), (232, 65535), (255, 59624), (257, 59160), (290, 52428), (340, 44718), (348, 43690), (408, 37265), (435, 34952), (493, 30840), (510, 29812), (514, 29580), (580, 26214), (680, 22359), (696, 21845), (771, 19720), (870, 17476), (986, 15420), (1020, 14906), (1028, 14790), (1160, 13107), (1285, 11832), (1479, 10280), (1542, 9860), (1740, 8738), (1972, 7710), (2040, 7453), (2056, 7395), (2465, 6168), (2570, 5916), (2958, 5140), (3084, 4930), (3480, 4369), (3855, 3944)]