1021264000

素因数分解:

$2^7\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 256

約数和(自身を含む): 2749593600

約数和(自身を除く): 1728329600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 31, 32, 40, 50, 58, 62, 64, 71, 80, 100, 116, 124, 125, 128, 142, 145, 155, 160, 200, 232, 248, 250, 284, 290, 310, 320, 355, 400, 464, 496, 500, 568, 580, 620, 640, 710, 725, 775, 800, 899, 928, 992, 1000, 1136, 1160, 1240, 1420, 1450, 1550, 1600, 1775, 1798, 1856, 1984, 2000, 2059, 2201, 2272, 2320, 2480, 2840, 2900, 3100, 3200, 3550, 3596, 3625, 3712, 3875, 3968, 4000, 4118, 4402, 4495, 4544, 4640, 4960, 5680, 5800, 6200, 7100, 7192, 7250, 7750, 8000, 8236, 8804, 8875, 8990, 9088, 9280, 9920, 10295, 11005, 11360, 11600, 12400, 14200, 14384, 14500, 15500, 16000, 16472, 17608, 17750, 17980, 18560, 19840, 20590, 22010, 22475, 22720, 23200, 24800, 28400, 28768, 29000, 31000, 32944, 35216, 35500, 35960, 41180, 44020, 44950, 45440, 46400, 49600, 51475, 55025, 56800, 57536, 58000, 62000, 63829, 65888, 70432, 71000, 71920, 82360, 88040, 89900, 92800, 99200, 102950, 110050, 112375, 113600, 115072, 116000, 124000, 127658, 131776, 140864, 142000, 143840, 164720, 176080, 179800, 205900, 220100, 224750, 227200, 232000, 248000, 255316, 257375, 263552, 275125, 281728, 284000, 287680, 319145, 329440, 352160, 359600, 411800, 440200, 449500, 464000, 496000, 510632, 514750, 550250, 568000, 575360, 638290, 658880, 704320, 719200, 823600, 880400, 899000, 1021264, 1029500, 1100500, 1136000, 1276580, 1317760, 1408640, 1438400, 1595725, 1647200, 1760800, 1798000, 2042528, 2059000, 2201000, 2553160, 2876800, 3191450, 3294400, 3521600, 3596000, 4085056, 4118000, 4402000, 5106320, 6382900, 6588800, 7043200, 7192000, 7978625, 8170112, 8236000, 8804000, 10212640, 12765800, 14384000, 15957250, 16472000, 17608000, 20425280, 25531600, 31914500, 32944000, 35216000, 40850560, 51063200, 63829000, 102126400, 127658000, 204252800, 255316000, 510632000, 1021264000]

約数ペア:

[(1, 1021264000), (2, 510632000), (4, 255316000), (5, 204252800), (8, 127658000), (10, 102126400), (16, 63829000), (20, 51063200), (25, 40850560), (29, 35216000), (31, 32944000), (32, 31914500), (40, 25531600), (50, 20425280), (58, 17608000), (62, 16472000), (64, 15957250), (71, 14384000), (80, 12765800), (100, 10212640), (116, 8804000), (124, 8236000), (125, 8170112), (128, 7978625), (142, 7192000), (145, 7043200), (155, 6588800), (160, 6382900), (200, 5106320), (232, 4402000), (248, 4118000), (250, 4085056), (284, 3596000), (290, 3521600), (310, 3294400), (320, 3191450), (355, 2876800), (400, 2553160), (464, 2201000), (496, 2059000), (500, 2042528), (568, 1798000), (580, 1760800), (620, 1647200), (640, 1595725), (710, 1438400), (725, 1408640), (775, 1317760), (800, 1276580), (899, 1136000), (928, 1100500), (992, 1029500), (1000, 1021264), (1136, 899000), (1160, 880400), (1240, 823600), (1420, 719200), (1450, 704320), (1550, 658880), (1600, 638290), (1775, 575360), (1798, 568000), (1856, 550250), (1984, 514750), (2000, 510632), (2059, 496000), (2201, 464000), (2272, 449500), (2320, 440200), (2480, 411800), (2840, 359600), (2900, 352160), (3100, 329440), (3200, 319145), (3550, 287680), (3596, 284000), (3625, 281728), (3712, 275125), (3875, 263552), (3968, 257375), (4000, 255316), (4118, 248000), (4402, 232000), (4495, 227200), (4544, 224750), (4640, 220100), (4960, 205900), (5680, 179800), (5800, 176080), (6200, 164720), (7100, 143840), (7192, 142000), (7250, 140864), (7750, 131776), (8000, 127658), (8236, 124000), (8804, 116000), (8875, 115072), (8990, 113600), (9088, 112375), (9280, 110050), (9920, 102950), (10295, 99200), (11005, 92800), (11360, 89900), (11600, 88040), (12400, 82360), (14200, 71920), (14384, 71000), (14500, 70432), (15500, 65888), (16000, 63829), (16472, 62000), (17608, 58000), (17750, 57536), (17980, 56800), (18560, 55025), (19840, 51475), (20590, 49600), (22010, 46400), (22475, 45440), (22720, 44950), (23200, 44020), (24800, 41180), (28400, 35960), (28768, 35500), (29000, 35216), (31000, 32944)]