2780916480

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{853}}^1$

素因数の和:1163

約数の個数: 216

約数和(自身を含む): 9666999888

約数和(自身を除く): 6886083408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 283, 288, 320, 360, 384, 480, 566, 576, 640, 720, 768, 849, 853, 960, 1132, 1152, 1280, 1415, 1440, 1698, 1706, 1920, 2264, 2304, 2547, 2559, 2830, 2880, 3396, 3412, 3840, 4245, 4265, 4528, 5094, 5118, 5660, 5760, 6792, 6824, 7677, 8490, 8530, 9056, 10188, 10236, 11320, 11520, 12735, 12795, 13584, 13648, 15354, 16980, 17060, 18112, 20376, 20472, 22640, 25470, 25590, 27168, 27296, 30708, 33960, 34120, 36224, 38385, 40752, 40944, 45280, 50940, 51180, 54336, 54592, 61416, 67920, 68240, 72448, 76770, 81504, 81888, 90560, 101880, 102360, 108672, 109184, 122832, 135840, 136480, 153540, 163008, 163776, 181120, 203760, 204720, 217344, 218368, 241399, 245664, 271680, 272960, 307080, 326016, 327552, 362240, 407520, 409440, 482798, 491328, 543360, 545920, 614160, 652032, 655104, 724197, 815040, 818880, 965596, 982656, 1086720, 1091840, 1206995, 1228320, 1448394, 1630080, 1637760, 1931192, 1965312, 2172591, 2413990, 2456640, 2896788, 3260160, 3275520, 3620985, 3862384, 4345182, 4827980, 4913280, 5793576, 7241970, 7724768, 8690364, 9655960, 9826560, 10862955, 11587152, 14483940, 15449536, 17380728, 19311920, 21725910, 23174304, 28967880, 30899072, 34761456, 38623840, 43451820, 46348608, 57935760, 61798144, 69522912, 77247680, 86903640, 92697216, 115871520, 139045824, 154495360, 173807280, 185394432, 231743040, 278091648, 308990720, 347614560, 463486080, 556183296, 695229120, 926972160, 1390458240, 2780916480]

約数ペア:

[(1, 2780916480), (2, 1390458240), (3, 926972160), (4, 695229120), (5, 556183296), (6, 463486080), (8, 347614560), (9, 308990720), (10, 278091648), (12, 231743040), (15, 185394432), (16, 173807280), (18, 154495360), (20, 139045824), (24, 115871520), (30, 92697216), (32, 86903640), (36, 77247680), (40, 69522912), (45, 61798144), (48, 57935760), (60, 46348608), (64, 43451820), (72, 38623840), (80, 34761456), (90, 30899072), (96, 28967880), (120, 23174304), (128, 21725910), (144, 19311920), (160, 17380728), (180, 15449536), (192, 14483940), (240, 11587152), (256, 10862955), (283, 9826560), (288, 9655960), (320, 8690364), (360, 7724768), (384, 7241970), (480, 5793576), (566, 4913280), (576, 4827980), (640, 4345182), (720, 3862384), (768, 3620985), (849, 3275520), (853, 3260160), (960, 2896788), (1132, 2456640), (1152, 2413990), (1280, 2172591), (1415, 1965312), (1440, 1931192), (1698, 1637760), (1706, 1630080), (1920, 1448394), (2264, 1228320), (2304, 1206995), (2547, 1091840), (2559, 1086720), (2830, 982656), (2880, 965596), (3396, 818880), (3412, 815040), (3840, 724197), (4245, 655104), (4265, 652032), (4528, 614160), (5094, 545920), (5118, 543360), (5660, 491328), (5760, 482798), (6792, 409440), (6824, 407520), (7677, 362240), (8490, 327552), (8530, 326016), (9056, 307080), (10188, 272960), (10236, 271680), (11320, 245664), (11520, 241399), (12735, 218368), (12795, 217344), (13584, 204720), (13648, 203760), (15354, 181120), (16980, 163776), (17060, 163008), (18112, 153540), (20376, 136480), (20472, 135840), (22640, 122832), (25470, 109184), (25590, 108672), (27168, 102360), (27296, 101880), (30708, 90560), (33960, 81888), (34120, 81504), (36224, 76770), (38385, 72448), (40752, 68240), (40944, 67920), (45280, 61416), (50940, 54592), (51180, 54336)]