254953920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:723

約数の個数: 224

約数和(自身を含む): 901232640

約数和(自身を除く): 646278720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 320, 372, 390, 403, 416, 465, 480, 496, 520, 620, 624, 659, 744, 780, 806, 832, 930, 960, 992, 1040, 1209, 1240, 1248, 1318, 1488, 1560, 1612, 1860, 1977, 1984, 2015, 2080, 2418, 2480, 2496, 2636, 2976, 3120, 3224, 3295, 3720, 3954, 4030, 4160, 4836, 4960, 5272, 5952, 6045, 6240, 6448, 6590, 7440, 7908, 8060, 8567, 9672, 9885, 9920, 10544, 12090, 12480, 12896, 13180, 14880, 15816, 16120, 17134, 19344, 19770, 20429, 21088, 24180, 25701, 25792, 26360, 29760, 31632, 32240, 34268, 38688, 39540, 40858, 42176, 42835, 48360, 51402, 52720, 61287, 63264, 64480, 68536, 77376, 79080, 81716, 85670, 96720, 102145, 102804, 105440, 122574, 126528, 128505, 128960, 137072, 158160, 163432, 171340, 193440, 204290, 205608, 210880, 245148, 257010, 265577, 274144, 306435, 316320, 326864, 342680, 386880, 408580, 411216, 490296, 514020, 531154, 548288, 612870, 632640, 653728, 685360, 796731, 817160, 822432, 980592, 1028040, 1062308, 1225740, 1307456, 1327885, 1370720, 1593462, 1634320, 1644864, 1961184, 2056080, 2124616, 2451480, 2655770, 2741440, 3186924, 3268640, 3922368, 3983655, 4112160, 4249232, 4902960, 5311540, 6373848, 6537280, 7967310, 8224320, 8498464, 9805920, 10623080, 12747696, 15934620, 16996928, 19611840, 21246160, 25495392, 31869240, 42492320, 50990784, 63738480, 84984640, 127476960, 254953920]

約数ペア:

[(1, 254953920), (2, 127476960), (3, 84984640), (4, 63738480), (5, 50990784), (6, 42492320), (8, 31869240), (10, 25495392), (12, 21246160), (13, 19611840), (15, 16996928), (16, 15934620), (20, 12747696), (24, 10623080), (26, 9805920), (30, 8498464), (31, 8224320), (32, 7967310), (39, 6537280), (40, 6373848), (48, 5311540), (52, 4902960), (60, 4249232), (62, 4112160), (64, 3983655), (65, 3922368), (78, 3268640), (80, 3186924), (93, 2741440), (96, 2655770), (104, 2451480), (120, 2124616), (124, 2056080), (130, 1961184), (155, 1644864), (156, 1634320), (160, 1593462), (186, 1370720), (192, 1327885), (195, 1307456), (208, 1225740), (240, 1062308), (248, 1028040), (260, 980592), (310, 822432), (312, 817160), (320, 796731), (372, 685360), (390, 653728), (403, 632640), (416, 612870), (465, 548288), (480, 531154), (496, 514020), (520, 490296), (620, 411216), (624, 408580), (659, 386880), (744, 342680), (780, 326864), (806, 316320), (832, 306435), (930, 274144), (960, 265577), (992, 257010), (1040, 245148), (1209, 210880), (1240, 205608), (1248, 204290), (1318, 193440), (1488, 171340), (1560, 163432), (1612, 158160), (1860, 137072), (1977, 128960), (1984, 128505), (2015, 126528), (2080, 122574), (2418, 105440), (2480, 102804), (2496, 102145), (2636, 96720), (2976, 85670), (3120, 81716), (3224, 79080), (3295, 77376), (3720, 68536), (3954, 64480), (4030, 63264), (4160, 61287), (4836, 52720), (4960, 51402), (5272, 48360), (5952, 42835), (6045, 42176), (6240, 40858), (6448, 39540), (6590, 38688), (7440, 34268), (7908, 32240), (8060, 31632), (8567, 29760), (9672, 26360), (9885, 25792), (9920, 25701), (10544, 24180), (12090, 21088), (12480, 20429), (12896, 19770), (13180, 19344), (14880, 17134), (15816, 16120)]