68943840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 288

約数和(自身を含む): 267369984

約数和(自身を除く): 198426144

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 71, 80, 84, 85, 96, 102, 105, 112, 119, 120, 136, 140, 142, 160, 168, 170, 204, 210, 213, 224, 238, 240, 255, 272, 280, 284, 289, 336, 340, 355, 357, 408, 420, 426, 476, 480, 497, 510, 544, 560, 568, 578, 595, 672, 680, 710, 714, 816, 840, 852, 867, 952, 994, 1020, 1065, 1120, 1136, 1156, 1190, 1207, 1360, 1420, 1428, 1445, 1491, 1632, 1680, 1704, 1734, 1785, 1904, 1988, 2023, 2040, 2130, 2272, 2312, 2380, 2414, 2485, 2720, 2840, 2856, 2890, 2982, 3360, 3408, 3468, 3570, 3621, 3808, 3976, 4046, 4080, 4260, 4335, 4624, 4760, 4828, 4970, 5680, 5712, 5780, 5964, 6035, 6069, 6816, 6936, 7140, 7242, 7455, 7952, 8092, 8160, 8449, 8520, 8670, 9248, 9520, 9656, 9940, 10115, 11360, 11424, 11560, 11928, 12070, 12138, 13872, 14280, 14484, 14910, 15904, 16184, 16898, 17040, 17340, 18105, 19040, 19312, 19880, 20230, 20519, 23120, 23856, 24140, 24276, 25347, 27744, 28560, 28968, 29820, 30345, 32368, 33796, 34080, 34680, 36210, 38624, 39760, 40460, 41038, 42245, 46240, 47712, 48280, 48552, 50694, 57120, 57936, 59640, 60690, 61557, 64736, 67592, 69360, 72420, 79520, 80920, 82076, 84490, 96560, 97104, 101388, 102595, 115872, 119280, 121380, 123114, 126735, 135184, 138720, 143633, 144840, 161840, 164152, 168980, 193120, 194208, 202776, 205190, 238560, 242760, 246228, 253470, 270368, 287266, 289680, 307785, 323680, 328304, 337960, 405552, 410380, 430899, 485520, 492456, 506940, 574532, 579360, 615570, 656608, 675920, 718165, 811104, 820760, 861798, 971040, 984912, 1013880, 1149064, 1231140, 1351840, 1436330, 1641520, 1723596, 1969824, 2027760, 2154495, 2298128, 2462280, 2872660, 3283040, 3447192, 4055520, 4308990, 4596256, 4924560, 5745320, 6894384, 8617980, 9849120, 11490640, 13788768, 17235960, 22981280, 34471920, 68943840]

約数ペア:

[(1, 68943840), (2, 34471920), (3, 22981280), (4, 17235960), (5, 13788768), (6, 11490640), (7, 9849120), (8, 8617980), (10, 6894384), (12, 5745320), (14, 4924560), (15, 4596256), (16, 4308990), (17, 4055520), (20, 3447192), (21, 3283040), (24, 2872660), (28, 2462280), (30, 2298128), (32, 2154495), (34, 2027760), (35, 1969824), (40, 1723596), (42, 1641520), (48, 1436330), (51, 1351840), (56, 1231140), (60, 1149064), (68, 1013880), (70, 984912), (71, 971040), (80, 861798), (84, 820760), (85, 811104), (96, 718165), (102, 675920), (105, 656608), (112, 615570), (119, 579360), (120, 574532), (136, 506940), (140, 492456), (142, 485520), (160, 430899), (168, 410380), (170, 405552), (204, 337960), (210, 328304), (213, 323680), (224, 307785), (238, 289680), (240, 287266), (255, 270368), (272, 253470), (280, 246228), (284, 242760), (289, 238560), (336, 205190), (340, 202776), (355, 194208), (357, 193120), (408, 168980), (420, 164152), (426, 161840), (476, 144840), (480, 143633), (497, 138720), (510, 135184), (544, 126735), (560, 123114), (568, 121380), (578, 119280), (595, 115872), (672, 102595), (680, 101388), (710, 97104), (714, 96560), (816, 84490), (840, 82076), (852, 80920), (867, 79520), (952, 72420), (994, 69360), (1020, 67592), (1065, 64736), (1120, 61557), (1136, 60690), (1156, 59640), (1190, 57936), (1207, 57120), (1360, 50694), (1420, 48552), (1428, 48280), (1445, 47712), (1491, 46240), (1632, 42245), (1680, 41038), (1704, 40460), (1734, 39760), (1785, 38624), (1904, 36210), (1988, 34680), (2023, 34080), (2040, 33796), (2130, 32368), (2272, 30345), (2312, 29820), (2380, 28968), (2414, 28560), (2485, 27744), (2720, 25347), (2840, 24276), (2856, 24140), (2890, 23856), (2982, 23120), (3360, 20519), (3408, 20230), (3468, 19880), (3570, 19312), (3621, 19040), (3808, 18105), (3976, 17340), (4046, 17040), (4080, 16898), (4260, 16184), (4335, 15904), (4624, 14910), (4760, 14484), (4828, 14280), (4970, 13872), (5680, 12138), (5712, 12070), (5780, 11928), (5964, 11560), (6035, 11424), (6069, 11360), (6816, 10115), (6936, 9940), (7140, 9656), (7242, 9520), (7455, 9248), (7952, 8670), (8092, 8520), (8160, 8449)]