2640217920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1253

約数の個数: 224

約数和(自身を含む): 8770437120

約数和(自身を除く): 6130219200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 79, 80, 93, 96, 120, 124, 155, 158, 160, 186, 192, 237, 240, 248, 310, 316, 320, 372, 395, 465, 474, 480, 496, 620, 632, 744, 790, 930, 948, 960, 992, 1123, 1185, 1240, 1264, 1488, 1580, 1860, 1896, 1984, 2246, 2370, 2449, 2480, 2528, 2976, 3160, 3369, 3720, 3792, 4492, 4740, 4898, 4960, 5056, 5615, 5952, 6320, 6738, 7347, 7440, 7584, 8984, 9480, 9796, 9920, 11230, 12245, 12640, 13476, 14694, 14880, 15168, 16845, 17968, 18960, 19592, 22460, 24490, 25280, 26952, 29388, 29760, 33690, 34813, 35936, 36735, 37920, 39184, 44920, 48980, 53904, 58776, 67380, 69626, 71872, 73470, 75840, 78368, 88717, 89840, 97960, 104439, 107808, 117552, 134760, 139252, 146940, 156736, 174065, 177434, 179680, 195920, 208878, 215616, 235104, 266151, 269520, 278504, 293880, 348130, 354868, 359360, 391840, 417756, 443585, 470208, 522195, 532302, 539040, 557008, 587760, 696260, 709736, 783680, 835512, 887170, 1044390, 1064604, 1078080, 1114016, 1175520, 1330755, 1392520, 1419472, 1671024, 1774340, 2088780, 2129208, 2228032, 2351040, 2661510, 2750227, 2785040, 2838944, 3342048, 3548680, 4177560, 4258416, 5323020, 5500454, 5570080, 5677888, 6684096, 7097360, 8250681, 8355120, 8516832, 10646040, 11000908, 11140160, 13751135, 14194720, 16501362, 16710240, 17033664, 21292080, 22001816, 27502270, 28389440, 33002724, 33420480, 41253405, 42584160, 44003632, 55004540, 66005448, 82506810, 85168320, 88007264, 110009080, 132010896, 165013620, 176014528, 220018160, 264021792, 330027240, 440036320, 528043584, 660054480, 880072640, 1320108960, 2640217920]

約数ペア:

[(1, 2640217920), (2, 1320108960), (3, 880072640), (4, 660054480), (5, 528043584), (6, 440036320), (8, 330027240), (10, 264021792), (12, 220018160), (15, 176014528), (16, 165013620), (20, 132010896), (24, 110009080), (30, 88007264), (31, 85168320), (32, 82506810), (40, 66005448), (48, 55004540), (60, 44003632), (62, 42584160), (64, 41253405), (79, 33420480), (80, 33002724), (93, 28389440), (96, 27502270), (120, 22001816), (124, 21292080), (155, 17033664), (158, 16710240), (160, 16501362), (186, 14194720), (192, 13751135), (237, 11140160), (240, 11000908), (248, 10646040), (310, 8516832), (316, 8355120), (320, 8250681), (372, 7097360), (395, 6684096), (465, 5677888), (474, 5570080), (480, 5500454), (496, 5323020), (620, 4258416), (632, 4177560), (744, 3548680), (790, 3342048), (930, 2838944), (948, 2785040), (960, 2750227), (992, 2661510), (1123, 2351040), (1185, 2228032), (1240, 2129208), (1264, 2088780), (1488, 1774340), (1580, 1671024), (1860, 1419472), (1896, 1392520), (1984, 1330755), (2246, 1175520), (2370, 1114016), (2449, 1078080), (2480, 1064604), (2528, 1044390), (2976, 887170), (3160, 835512), (3369, 783680), (3720, 709736), (3792, 696260), (4492, 587760), (4740, 557008), (4898, 539040), (4960, 532302), (5056, 522195), (5615, 470208), (5952, 443585), (6320, 417756), (6738, 391840), (7347, 359360), (7440, 354868), (7584, 348130), (8984, 293880), (9480, 278504), (9796, 269520), (9920, 266151), (11230, 235104), (12245, 215616), (12640, 208878), (13476, 195920), (14694, 179680), (14880, 177434), (15168, 174065), (16845, 156736), (17968, 146940), (18960, 139252), (19592, 134760), (22460, 117552), (24490, 107808), (25280, 104439), (26952, 97960), (29388, 89840), (29760, 88717), (33690, 78368), (34813, 75840), (35936, 73470), (36735, 71872), (37920, 69626), (39184, 67380), (44920, 58776), (48980, 53904)]