128206680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:346

約数の個数: 256

約数和(自身を含む): 480384000

約数和(自身を除く): 352177320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 29, 30, 35, 38, 40, 42, 56, 57, 58, 60, 70, 76, 84, 87, 95, 105, 114, 116, 120, 133, 140, 145, 152, 168, 174, 190, 203, 210, 228, 232, 266, 277, 280, 285, 290, 348, 380, 399, 406, 420, 435, 456, 532, 551, 554, 570, 580, 609, 665, 696, 760, 798, 812, 831, 840, 870, 1015, 1064, 1102, 1108, 1140, 1160, 1218, 1330, 1385, 1596, 1624, 1653, 1662, 1740, 1939, 1995, 2030, 2204, 2216, 2280, 2436, 2660, 2755, 2770, 3045, 3192, 3306, 3324, 3480, 3857, 3878, 3990, 4060, 4155, 4408, 4872, 5263, 5320, 5510, 5540, 5817, 6090, 6612, 6648, 7714, 7756, 7980, 8033, 8120, 8265, 8310, 9695, 10526, 11020, 11080, 11571, 11634, 12180, 13224, 15428, 15512, 15789, 15960, 16066, 16530, 16620, 19285, 19390, 21052, 22040, 23142, 23268, 24099, 24360, 26315, 29085, 30856, 31578, 32132, 33060, 33240, 36841, 38570, 38780, 40165, 42104, 46284, 46536, 48198, 52630, 56231, 57855, 58170, 63156, 64264, 66120, 73682, 77140, 77560, 78945, 80330, 92568, 96396, 105260, 110523, 112462, 115710, 116340, 120495, 126312, 147364, 152627, 154280, 157890, 160660, 168693, 184205, 192792, 210520, 221046, 224924, 231420, 232680, 240990, 281155, 294728, 305254, 315780, 321320, 337386, 368410, 442092, 449848, 457881, 462840, 481980, 552615, 562310, 610508, 631560, 674772, 736820, 763135, 843465, 884184, 915762, 963960, 1068389, 1105230, 1124620, 1221016, 1349544, 1473640, 1526270, 1686930, 1831524, 2136778, 2210460, 2249240, 2289405, 3052540, 3205167, 3373860, 3663048, 4273556, 4420920, 4578810, 5341945, 6105080, 6410334, 6747720, 8547112, 9157620, 10683890, 12820668, 16025835, 18315240, 21367780, 25641336, 32051670, 42735560, 64103340, 128206680]

約数ペア:

[(1, 128206680), (2, 64103340), (3, 42735560), (4, 32051670), (5, 25641336), (6, 21367780), (7, 18315240), (8, 16025835), (10, 12820668), (12, 10683890), (14, 9157620), (15, 8547112), (19, 6747720), (20, 6410334), (21, 6105080), (24, 5341945), (28, 4578810), (29, 4420920), (30, 4273556), (35, 3663048), (38, 3373860), (40, 3205167), (42, 3052540), (56, 2289405), (57, 2249240), (58, 2210460), (60, 2136778), (70, 1831524), (76, 1686930), (84, 1526270), (87, 1473640), (95, 1349544), (105, 1221016), (114, 1124620), (116, 1105230), (120, 1068389), (133, 963960), (140, 915762), (145, 884184), (152, 843465), (168, 763135), (174, 736820), (190, 674772), (203, 631560), (210, 610508), (228, 562310), (232, 552615), (266, 481980), (277, 462840), (280, 457881), (285, 449848), (290, 442092), (348, 368410), (380, 337386), (399, 321320), (406, 315780), (420, 305254), (435, 294728), (456, 281155), (532, 240990), (551, 232680), (554, 231420), (570, 224924), (580, 221046), (609, 210520), (665, 192792), (696, 184205), (760, 168693), (798, 160660), (812, 157890), (831, 154280), (840, 152627), (870, 147364), (1015, 126312), (1064, 120495), (1102, 116340), (1108, 115710), (1140, 112462), (1160, 110523), (1218, 105260), (1330, 96396), (1385, 92568), (1596, 80330), (1624, 78945), (1653, 77560), (1662, 77140), (1740, 73682), (1939, 66120), (1995, 64264), (2030, 63156), (2204, 58170), (2216, 57855), (2280, 56231), (2436, 52630), (2660, 48198), (2755, 46536), (2770, 46284), (3045, 42104), (3192, 40165), (3306, 38780), (3324, 38570), (3480, 36841), (3857, 33240), (3878, 33060), (3990, 32132), (4060, 31578), (4155, 30856), (4408, 29085), (4872, 26315), (5263, 24360), (5320, 24099), (5510, 23268), (5540, 23142), (5817, 22040), (6090, 21052), (6612, 19390), (6648, 19285), (7714, 16620), (7756, 16530), (7980, 16066), (8033, 15960), (8120, 15789), (8265, 15512), (8310, 15428), (9695, 13224), (10526, 12180), (11020, 11634), (11080, 11571)]