1290512640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:385

約数の個数: 288

約数和(自身を含む): 4384429056

約数和(自身を除く): 3093916416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 37, 40, 48, 60, 62, 64, 74, 80, 93, 96, 111, 120, 124, 128, 148, 155, 160, 185, 186, 192, 222, 240, 248, 256, 293, 296, 310, 320, 370, 372, 384, 444, 465, 480, 496, 555, 586, 592, 620, 640, 740, 744, 768, 879, 888, 930, 960, 992, 1110, 1147, 1172, 1184, 1240, 1280, 1465, 1480, 1488, 1758, 1776, 1860, 1920, 1984, 2220, 2294, 2344, 2368, 2480, 2930, 2960, 2976, 3441, 3516, 3552, 3720, 3840, 3968, 4395, 4440, 4588, 4688, 4736, 4960, 5735, 5860, 5920, 5952, 6882, 7032, 7104, 7440, 7936, 8790, 8880, 9083, 9176, 9376, 9472, 9920, 10841, 11470, 11720, 11840, 11904, 13764, 14064, 14208, 14880, 17205, 17580, 17760, 18166, 18352, 18752, 19840, 21682, 22940, 23440, 23680, 23808, 27249, 27528, 28128, 28416, 29760, 32523, 34410, 35160, 35520, 36332, 36704, 37504, 39680, 43364, 45415, 45880, 46880, 47360, 54205, 54498, 55056, 56256, 59520, 65046, 68820, 70320, 71040, 72664, 73408, 75008, 86728, 90830, 91760, 93760, 108410, 108996, 110112, 112512, 119040, 130092, 136245, 137640, 140640, 142080, 145328, 146816, 162615, 173456, 181660, 183520, 187520, 216820, 217992, 220224, 225024, 260184, 272490, 275280, 281280, 290656, 293632, 325230, 336071, 346912, 363320, 367040, 375040, 433640, 435984, 440448, 520368, 544980, 550560, 562560, 581312, 650460, 672142, 693824, 726640, 734080, 867280, 871968, 880896, 1008213, 1040736, 1089960, 1101120, 1125120, 1162624, 1300920, 1344284, 1387648, 1453280, 1468160, 1680355, 1734560, 1743936, 2016426, 2081472, 2179920, 2202240, 2325248, 2601840, 2688568, 2775296, 2906560, 3360710, 3469120, 3487872, 4032852, 4162944, 4359840, 4404480, 5041065, 5203680, 5377136, 5813120, 6721420, 6938240, 6975744, 8065704, 8325888, 8719680, 10082130, 10407360, 10754272, 11626240, 13442840, 13876480, 16131408, 17439360, 20164260, 20814720, 21508544, 26885680, 32262816, 34878720, 40328520, 41629440, 43017088, 53771360, 64525632, 80657040, 86034176, 107542720, 129051264, 161314080, 215085440, 258102528, 322628160, 430170880, 645256320, 1290512640]

約数ペア:

[(1, 1290512640), (2, 645256320), (3, 430170880), (4, 322628160), (5, 258102528), (6, 215085440), (8, 161314080), (10, 129051264), (12, 107542720), (15, 86034176), (16, 80657040), (20, 64525632), (24, 53771360), (30, 43017088), (31, 41629440), (32, 40328520), (37, 34878720), (40, 32262816), (48, 26885680), (60, 21508544), (62, 20814720), (64, 20164260), (74, 17439360), (80, 16131408), (93, 13876480), (96, 13442840), (111, 11626240), (120, 10754272), (124, 10407360), (128, 10082130), (148, 8719680), (155, 8325888), (160, 8065704), (185, 6975744), (186, 6938240), (192, 6721420), (222, 5813120), (240, 5377136), (248, 5203680), (256, 5041065), (293, 4404480), (296, 4359840), (310, 4162944), (320, 4032852), (370, 3487872), (372, 3469120), (384, 3360710), (444, 2906560), (465, 2775296), (480, 2688568), (496, 2601840), (555, 2325248), (586, 2202240), (592, 2179920), (620, 2081472), (640, 2016426), (740, 1743936), (744, 1734560), (768, 1680355), (879, 1468160), (888, 1453280), (930, 1387648), (960, 1344284), (992, 1300920), (1110, 1162624), (1147, 1125120), (1172, 1101120), (1184, 1089960), (1240, 1040736), (1280, 1008213), (1465, 880896), (1480, 871968), (1488, 867280), (1758, 734080), (1776, 726640), (1860, 693824), (1920, 672142), (1984, 650460), (2220, 581312), (2294, 562560), (2344, 550560), (2368, 544980), (2480, 520368), (2930, 440448), (2960, 435984), (2976, 433640), (3441, 375040), (3516, 367040), (3552, 363320), (3720, 346912), (3840, 336071), (3968, 325230), (4395, 293632), (4440, 290656), (4588, 281280), (4688, 275280), (4736, 272490), (4960, 260184), (5735, 225024), (5860, 220224), (5920, 217992), (5952, 216820), (6882, 187520), (7032, 183520), (7104, 181660), (7440, 173456), (7936, 162615), (8790, 146816), (8880, 145328), (9083, 142080), (9176, 140640), (9376, 137640), (9472, 136245), (9920, 130092), (10841, 119040), (11470, 112512), (11720, 110112), (11840, 108996), (11904, 108410), (13764, 93760), (14064, 91760), (14208, 90830), (14880, 86728), (17205, 75008), (17580, 73408), (17760, 72664), (18166, 71040), (18352, 70320), (18752, 68820), (19840, 65046), (21682, 59520), (22940, 56256), (23440, 55056), (23680, 54498), (23808, 54205), (27249, 47360), (27528, 46880), (28128, 45880), (28416, 45415), (29760, 43364), (32523, 39680), (34410, 37504), (35160, 36704), (35520, 36332)]