1211728000

素因数分解:

$2^7\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:416

約数の個数: 256

約数和(自身を含む): 3564288000

約数和(自身を除く): 2352560000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 80, 100, 112, 124, 125, 128, 140, 155, 160, 175, 200, 217, 224, 248, 250, 280, 310, 320, 349, 350, 400, 434, 448, 496, 500, 560, 620, 640, 698, 700, 775, 800, 868, 875, 896, 992, 1000, 1085, 1120, 1240, 1396, 1400, 1550, 1600, 1736, 1745, 1750, 1984, 2000, 2170, 2240, 2443, 2480, 2792, 2800, 3100, 3200, 3472, 3490, 3500, 3875, 3968, 4000, 4340, 4480, 4886, 4960, 5425, 5584, 5600, 6200, 6944, 6980, 7000, 7750, 8000, 8680, 8725, 9772, 9920, 10819, 10850, 11168, 11200, 12215, 12400, 13888, 13960, 14000, 15500, 16000, 17360, 17450, 19544, 19840, 21638, 21700, 22336, 22400, 24430, 24800, 27125, 27776, 27920, 28000, 31000, 34720, 34900, 39088, 43276, 43400, 43625, 44672, 48860, 49600, 54095, 54250, 55840, 56000, 61075, 62000, 69440, 69800, 75733, 78176, 86552, 86800, 87250, 97720, 99200, 108190, 108500, 111680, 112000, 122150, 124000, 138880, 139600, 151466, 156352, 173104, 173600, 174500, 195440, 216380, 217000, 223360, 244300, 248000, 270475, 279200, 302932, 305375, 312704, 346208, 347200, 349000, 378665, 390880, 432760, 434000, 488600, 496000, 540950, 558400, 605864, 610750, 692416, 694400, 698000, 757330, 781760, 865520, 868000, 977200, 1081900, 1116800, 1211728, 1221500, 1352375, 1384832, 1396000, 1514660, 1563520, 1731040, 1736000, 1893325, 1954400, 2163800, 2423456, 2443000, 2704750, 2792000, 3029320, 3462080, 3472000, 3786650, 3908800, 4327600, 4846912, 4886000, 5409500, 5584000, 6058640, 6924160, 7573300, 7817600, 8655200, 9466625, 9693824, 9772000, 10819000, 12117280, 15146600, 17310400, 18933250, 19544000, 21638000, 24234560, 30293200, 34620800, 37866500, 39088000, 43276000, 48469120, 60586400, 75733000, 86552000, 121172800, 151466000, 173104000, 242345600, 302932000, 605864000, 1211728000]

約数ペア:

[(1, 1211728000), (2, 605864000), (4, 302932000), (5, 242345600), (7, 173104000), (8, 151466000), (10, 121172800), (14, 86552000), (16, 75733000), (20, 60586400), (25, 48469120), (28, 43276000), (31, 39088000), (32, 37866500), (35, 34620800), (40, 30293200), (50, 24234560), (56, 21638000), (62, 19544000), (64, 18933250), (70, 17310400), (80, 15146600), (100, 12117280), (112, 10819000), (124, 9772000), (125, 9693824), (128, 9466625), (140, 8655200), (155, 7817600), (160, 7573300), (175, 6924160), (200, 6058640), (217, 5584000), (224, 5409500), (248, 4886000), (250, 4846912), (280, 4327600), (310, 3908800), (320, 3786650), (349, 3472000), (350, 3462080), (400, 3029320), (434, 2792000), (448, 2704750), (496, 2443000), (500, 2423456), (560, 2163800), (620, 1954400), (640, 1893325), (698, 1736000), (700, 1731040), (775, 1563520), (800, 1514660), (868, 1396000), (875, 1384832), (896, 1352375), (992, 1221500), (1000, 1211728), (1085, 1116800), (1120, 1081900), (1240, 977200), (1396, 868000), (1400, 865520), (1550, 781760), (1600, 757330), (1736, 698000), (1745, 694400), (1750, 692416), (1984, 610750), (2000, 605864), (2170, 558400), (2240, 540950), (2443, 496000), (2480, 488600), (2792, 434000), (2800, 432760), (3100, 390880), (3200, 378665), (3472, 349000), (3490, 347200), (3500, 346208), (3875, 312704), (3968, 305375), (4000, 302932), (4340, 279200), (4480, 270475), (4886, 248000), (4960, 244300), (5425, 223360), (5584, 217000), (5600, 216380), (6200, 195440), (6944, 174500), (6980, 173600), (7000, 173104), (7750, 156352), (8000, 151466), (8680, 139600), (8725, 138880), (9772, 124000), (9920, 122150), (10819, 112000), (10850, 111680), (11168, 108500), (11200, 108190), (12215, 99200), (12400, 97720), (13888, 87250), (13960, 86800), (14000, 86552), (15500, 78176), (16000, 75733), (17360, 69800), (17450, 69440), (19544, 62000), (19840, 61075), (21638, 56000), (21700, 55840), (22336, 54250), (22400, 54095), (24430, 49600), (24800, 48860), (27125, 44672), (27776, 43625), (27920, 43400), (28000, 43276), (31000, 39088), (34720, 34900)]