1718640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:68

約数の個数: 240

約数和(自身を含む): 7428096

約数和(自身を除く): 5709456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 31, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 62, 63, 66, 70, 72, 77, 80, 84, 88, 90, 93, 99, 105, 110, 112, 120, 124, 126, 132, 140, 144, 154, 155, 165, 168, 176, 180, 186, 198, 210, 217, 220, 231, 240, 248, 252, 264, 279, 280, 308, 310, 315, 330, 336, 341, 360, 372, 385, 396, 420, 434, 440, 462, 465, 495, 496, 504, 528, 558, 560, 616, 620, 630, 651, 660, 682, 693, 720, 744, 770, 792, 840, 868, 880, 924, 930, 990, 1008, 1023, 1085, 1116, 1155, 1232, 1240, 1260, 1302, 1320, 1364, 1386, 1395, 1488, 1540, 1584, 1680, 1705, 1736, 1848, 1860, 1953, 1980, 2046, 2170, 2232, 2310, 2387, 2480, 2520, 2604, 2640, 2728, 2772, 2790, 3069, 3080, 3255, 3410, 3465, 3472, 3696, 3720, 3906, 3960, 4092, 4340, 4464, 4620, 4774, 5040, 5115, 5208, 5456, 5544, 5580, 6138, 6160, 6510, 6820, 6930, 7161, 7440, 7812, 7920, 8184, 8680, 9240, 9548, 9765, 10230, 10416, 11088, 11160, 11935, 12276, 13020, 13640, 13860, 14322, 15345, 15624, 16368, 17360, 18480, 19096, 19530, 20460, 21483, 22320, 23870, 24552, 26040, 27280, 27720, 28644, 30690, 31248, 35805, 38192, 39060, 40920, 42966, 47740, 49104, 52080, 55440, 57288, 61380, 71610, 78120, 81840, 85932, 95480, 107415, 114576, 122760, 143220, 156240, 171864, 190960, 214830, 245520, 286440, 343728, 429660, 572880, 859320, 1718640]

約数ペア:

[(1, 1718640), (2, 859320), (3, 572880), (4, 429660), (5, 343728), (6, 286440), (7, 245520), (8, 214830), (9, 190960), (10, 171864), (11, 156240), (12, 143220), (14, 122760), (15, 114576), (16, 107415), (18, 95480), (20, 85932), (21, 81840), (22, 78120), (24, 71610), (28, 61380), (30, 57288), (31, 55440), (33, 52080), (35, 49104), (36, 47740), (40, 42966), (42, 40920), (44, 39060), (45, 38192), (48, 35805), (55, 31248), (56, 30690), (60, 28644), (62, 27720), (63, 27280), (66, 26040), (70, 24552), (72, 23870), (77, 22320), (80, 21483), (84, 20460), (88, 19530), (90, 19096), (93, 18480), (99, 17360), (105, 16368), (110, 15624), (112, 15345), (120, 14322), (124, 13860), (126, 13640), (132, 13020), (140, 12276), (144, 11935), (154, 11160), (155, 11088), (165, 10416), (168, 10230), (176, 9765), (180, 9548), (186, 9240), (198, 8680), (210, 8184), (217, 7920), (220, 7812), (231, 7440), (240, 7161), (248, 6930), (252, 6820), (264, 6510), (279, 6160), (280, 6138), (308, 5580), (310, 5544), (315, 5456), (330, 5208), (336, 5115), (341, 5040), (360, 4774), (372, 4620), (385, 4464), (396, 4340), (420, 4092), (434, 3960), (440, 3906), (462, 3720), (465, 3696), (495, 3472), (496, 3465), (504, 3410), (528, 3255), (558, 3080), (560, 3069), (616, 2790), (620, 2772), (630, 2728), (651, 2640), (660, 2604), (682, 2520), (693, 2480), (720, 2387), (744, 2310), (770, 2232), (792, 2170), (840, 2046), (868, 1980), (880, 1953), (924, 1860), (930, 1848), (990, 1736), (1008, 1705), (1023, 1680), (1085, 1584), (1116, 1540), (1155, 1488), (1232, 1395), (1240, 1386), (1260, 1364), (1302, 1320)]