1320719040

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4931}}^1$

素因数の和:4988

約数の個数: 224

約数和(自身を含む): 4810475520

約数和(自身を除く): 3489756480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 432, 465, 480, 496, 540, 558, 576, 620, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1984, 2160, 2232, 2480, 2790, 2880, 2976, 3348, 3720, 4185, 4320, 4464, 4931, 4960, 5580, 5952, 6696, 7440, 8370, 8640, 8928, 9862, 9920, 11160, 13392, 14793, 14880, 16740, 17856, 19724, 22320, 24655, 26784, 29586, 29760, 33480, 39448, 44379, 44640, 49310, 53568, 59172, 66960, 73965, 78896, 88758, 89280, 98620, 118344, 133137, 133920, 147930, 152861, 157792, 177516, 197240, 221895, 236688, 266274, 267840, 295860, 305722, 315584, 355032, 394480, 443790, 458583, 473376, 532548, 591720, 611444, 665685, 710064, 764305, 788960, 887580, 917166, 946752, 1065096, 1183440, 1222888, 1331370, 1375749, 1420128, 1528610, 1577920, 1775160, 1834332, 2130192, 2292915, 2366880, 2445776, 2662740, 2751498, 2840256, 3057220, 3550320, 3668664, 4127247, 4260384, 4585830, 4733760, 4891552, 5325480, 5502996, 6114440, 6878745, 7100640, 7337328, 8254494, 8520768, 9171660, 9783104, 10650960, 11005992, 12228880, 13757490, 14201280, 14674656, 16508988, 18343320, 20636235, 21301920, 22011984, 24457760, 27514980, 29349312, 33017976, 36686640, 41272470, 42603840, 44023968, 48915520, 55029960, 66035952, 73373280, 82544940, 88047936, 110059920, 132071904, 146746560, 165089880, 220119840, 264143808, 330179760, 440239680, 660359520, 1320719040]

約数ペア:

[(1, 1320719040), (2, 660359520), (3, 440239680), (4, 330179760), (5, 264143808), (6, 220119840), (8, 165089880), (9, 146746560), (10, 132071904), (12, 110059920), (15, 88047936), (16, 82544940), (18, 73373280), (20, 66035952), (24, 55029960), (27, 48915520), (30, 44023968), (31, 42603840), (32, 41272470), (36, 36686640), (40, 33017976), (45, 29349312), (48, 27514980), (54, 24457760), (60, 22011984), (62, 21301920), (64, 20636235), (72, 18343320), (80, 16508988), (90, 14674656), (93, 14201280), (96, 13757490), (108, 12228880), (120, 11005992), (124, 10650960), (135, 9783104), (144, 9171660), (155, 8520768), (160, 8254494), (180, 7337328), (186, 7100640), (192, 6878745), (216, 6114440), (240, 5502996), (248, 5325480), (270, 4891552), (279, 4733760), (288, 4585830), (310, 4260384), (320, 4127247), (360, 3668664), (372, 3550320), (432, 3057220), (465, 2840256), (480, 2751498), (496, 2662740), (540, 2445776), (558, 2366880), (576, 2292915), (620, 2130192), (720, 1834332), (744, 1775160), (837, 1577920), (864, 1528610), (930, 1420128), (960, 1375749), (992, 1331370), (1080, 1222888), (1116, 1183440), (1240, 1065096), (1395, 946752), (1440, 917166), (1488, 887580), (1674, 788960), (1728, 764305), (1860, 710064), (1984, 665685), (2160, 611444), (2232, 591720), (2480, 532548), (2790, 473376), (2880, 458583), (2976, 443790), (3348, 394480), (3720, 355032), (4185, 315584), (4320, 305722), (4464, 295860), (4931, 267840), (4960, 266274), (5580, 236688), (5952, 221895), (6696, 197240), (7440, 177516), (8370, 157792), (8640, 152861), (8928, 147930), (9862, 133920), (9920, 133137), (11160, 118344), (13392, 98620), (14793, 89280), (14880, 88758), (16740, 78896), (17856, 73965), (19724, 66960), (22320, 59172), (24655, 53568), (26784, 49310), (29586, 44640), (29760, 44379), (33480, 39448)]