412686080

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 1059609600

約数和(自身を除く): 646923520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 71, 76, 80, 95, 128, 142, 152, 160, 190, 239, 256, 284, 304, 320, 355, 380, 478, 568, 608, 640, 710, 760, 956, 1136, 1195, 1216, 1280, 1349, 1420, 1520, 1912, 2272, 2390, 2432, 2698, 2840, 3040, 3824, 4541, 4544, 4780, 4864, 5396, 5680, 6080, 6745, 7648, 9082, 9088, 9560, 10792, 11360, 12160, 13490, 15296, 16969, 18164, 18176, 19120, 21584, 22705, 22720, 24320, 26980, 30592, 33938, 36328, 38240, 43168, 45410, 45440, 53960, 61184, 67876, 72656, 76480, 84845, 86336, 90820, 90880, 107920, 135752, 145312, 152960, 169690, 172672, 181640, 215840, 271504, 290624, 305920, 322411, 339380, 345344, 363280, 431680, 543008, 581248, 644822, 678760, 726560, 863360, 1086016, 1162496, 1289644, 1357520, 1453120, 1612055, 1726720, 2172032, 2579288, 2715040, 2906240, 3224110, 4344064, 5158576, 5430080, 5812480, 6448220, 10317152, 10860160, 12896440, 20634304, 21720320, 25792880, 41268608, 51585760, 82537216, 103171520, 206343040, 412686080]

約数ペア:

[(1, 412686080), (2, 206343040), (4, 103171520), (5, 82537216), (8, 51585760), (10, 41268608), (16, 25792880), (19, 21720320), (20, 20634304), (32, 12896440), (38, 10860160), (40, 10317152), (64, 6448220), (71, 5812480), (76, 5430080), (80, 5158576), (95, 4344064), (128, 3224110), (142, 2906240), (152, 2715040), (160, 2579288), (190, 2172032), (239, 1726720), (256, 1612055), (284, 1453120), (304, 1357520), (320, 1289644), (355, 1162496), (380, 1086016), (478, 863360), (568, 726560), (608, 678760), (640, 644822), (710, 581248), (760, 543008), (956, 431680), (1136, 363280), (1195, 345344), (1216, 339380), (1280, 322411), (1349, 305920), (1420, 290624), (1520, 271504), (1912, 215840), (2272, 181640), (2390, 172672), (2432, 169690), (2698, 152960), (2840, 145312), (3040, 135752), (3824, 107920), (4541, 90880), (4544, 90820), (4780, 86336), (4864, 84845), (5396, 76480), (5680, 72656), (6080, 67876), (6745, 61184), (7648, 53960), (9082, 45440), (9088, 45410), (9560, 43168), (10792, 38240), (11360, 36328), (12160, 33938), (13490, 30592), (15296, 26980), (16969, 24320), (18164, 22720), (18176, 22705), (19120, 21584)]