421500800

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:669

約数の個数: 192

約数和(自身を含む): 1230397440

約数和(自身を除く): 808896640

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, 128, 140, 155, 160, 175, 200, 217, 224, 248, 280, 310, 320, 350, 400, 434, 448, 496, 560, 607, 620, 640, 700, 775, 800, 868, 896, 992, 1085, 1120, 1214, 1240, 1400, 1550, 1600, 1736, 1984, 2170, 2240, 2428, 2480, 2800, 3035, 3100, 3200, 3472, 3968, 4249, 4340, 4480, 4856, 4960, 5425, 5600, 6070, 6200, 6944, 8498, 8680, 9712, 9920, 10850, 11200, 12140, 12400, 13888, 15175, 16996, 17360, 18817, 19424, 19840, 21245, 21700, 22400, 24280, 24800, 27776, 30350, 33992, 34720, 37634, 38848, 42490, 43400, 48560, 49600, 60700, 67984, 69440, 75268, 77696, 84980, 86800, 94085, 97120, 99200, 106225, 121400, 131719, 135968, 138880, 150536, 169960, 173600, 188170, 194240, 212450, 242800, 263438, 271936, 301072, 339920, 347200, 376340, 388480, 424900, 470425, 485600, 526876, 543872, 602144, 658595, 679840, 694400, 752680, 849800, 940850, 971200, 1053752, 1204288, 1317190, 1359680, 1505360, 1699600, 1881700, 1942400, 2107504, 2408576, 2634380, 2719360, 3010720, 3292975, 3399200, 3763400, 4215008, 5268760, 6021440, 6585950, 6798400, 7526800, 8430016, 10537520, 12042880, 13171900, 13596800, 15053600, 16860032, 21075040, 26343800, 30107200, 42150080, 52687600, 60214400, 84300160, 105375200, 210750400, 421500800]

約数ペア:

[(1, 421500800), (2, 210750400), (4, 105375200), (5, 84300160), (7, 60214400), (8, 52687600), (10, 42150080), (14, 30107200), (16, 26343800), (20, 21075040), (25, 16860032), (28, 15053600), (31, 13596800), (32, 13171900), (35, 12042880), (40, 10537520), (50, 8430016), (56, 7526800), (62, 6798400), (64, 6585950), (70, 6021440), (80, 5268760), (100, 4215008), (112, 3763400), (124, 3399200), (128, 3292975), (140, 3010720), (155, 2719360), (160, 2634380), (175, 2408576), (200, 2107504), (217, 1942400), (224, 1881700), (248, 1699600), (280, 1505360), (310, 1359680), (320, 1317190), (350, 1204288), (400, 1053752), (434, 971200), (448, 940850), (496, 849800), (560, 752680), (607, 694400), (620, 679840), (640, 658595), (700, 602144), (775, 543872), (800, 526876), (868, 485600), (896, 470425), (992, 424900), (1085, 388480), (1120, 376340), (1214, 347200), (1240, 339920), (1400, 301072), (1550, 271936), (1600, 263438), (1736, 242800), (1984, 212450), (2170, 194240), (2240, 188170), (2428, 173600), (2480, 169960), (2800, 150536), (3035, 138880), (3100, 135968), (3200, 131719), (3472, 121400), (3968, 106225), (4249, 99200), (4340, 97120), (4480, 94085), (4856, 86800), (4960, 84980), (5425, 77696), (5600, 75268), (6070, 69440), (6200, 67984), (6944, 60700), (8498, 49600), (8680, 48560), (9712, 43400), (9920, 42490), (10850, 38848), (11200, 37634), (12140, 34720), (12400, 33992), (13888, 30350), (15175, 27776), (16996, 24800), (17360, 24280), (18817, 22400), (19424, 21700), (19840, 21245)]