16739380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:102

約数の個数: 144

約数和(自身を含む): 45964800

約数和(自身を除く): 29225420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 31, 35, 38, 49, 58, 62, 70, 76, 95, 98, 116, 124, 133, 140, 145, 155, 190, 196, 203, 217, 245, 266, 290, 310, 380, 406, 434, 490, 532, 551, 580, 589, 620, 665, 812, 868, 899, 931, 980, 1015, 1085, 1102, 1178, 1330, 1421, 1519, 1798, 1862, 2030, 2170, 2204, 2356, 2660, 2755, 2842, 2945, 3038, 3596, 3724, 3857, 4060, 4123, 4340, 4495, 4655, 5510, 5684, 5890, 6076, 6293, 7105, 7595, 7714, 8246, 8990, 9310, 11020, 11780, 12586, 14210, 15190, 15428, 16492, 17081, 17980, 18620, 19285, 20615, 25172, 26999, 28420, 28861, 30380, 31465, 34162, 38570, 41230, 44051, 53998, 57722, 62930, 68324, 77140, 82460, 85405, 88102, 107996, 115444, 119567, 125860, 134995, 144305, 170810, 176204, 220255, 239134, 269990, 288610, 341620, 440510, 478268, 539980, 577220, 597835, 836969, 881020, 1195670, 1673938, 2391340, 3347876, 4184845, 8369690, 16739380]

約数ペア:

[(1, 16739380), (2, 8369690), (4, 4184845), (5, 3347876), (7, 2391340), (10, 1673938), (14, 1195670), (19, 881020), (20, 836969), (28, 597835), (29, 577220), (31, 539980), (35, 478268), (38, 440510), (49, 341620), (58, 288610), (62, 269990), (70, 239134), (76, 220255), (95, 176204), (98, 170810), (116, 144305), (124, 134995), (133, 125860), (140, 119567), (145, 115444), (155, 107996), (190, 88102), (196, 85405), (203, 82460), (217, 77140), (245, 68324), (266, 62930), (290, 57722), (310, 53998), (380, 44051), (406, 41230), (434, 38570), (490, 34162), (532, 31465), (551, 30380), (580, 28861), (589, 28420), (620, 26999), (665, 25172), (812, 20615), (868, 19285), (899, 18620), (931, 17980), (980, 17081), (1015, 16492), (1085, 15428), (1102, 15190), (1178, 14210), (1330, 12586), (1421, 11780), (1519, 11020), (1798, 9310), (1862, 8990), (2030, 8246), (2170, 7714), (2204, 7595), (2356, 7105), (2660, 6293), (2755, 6076), (2842, 5890), (2945, 5684), (3038, 5510), (3596, 4655), (3724, 4495), (3857, 4340), (4060, 4123)]