61378560

素因数分解:

$2^{12}\times 3^4\times 5^1\times {\mathrm{37}}^1$

素因数の和:78

約数の個数: 260

約数和(自身を含む): 225973308

約数和(自身を除く): 164594748

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 64, 72, 74, 80, 81, 90, 96, 108, 111, 120, 128, 135, 144, 148, 160, 162, 180, 185, 192, 216, 222, 240, 256, 270, 288, 296, 320, 324, 333, 360, 370, 384, 405, 432, 444, 480, 512, 540, 555, 576, 592, 640, 648, 666, 720, 740, 768, 810, 864, 888, 960, 999, 1024, 1080, 1110, 1152, 1184, 1280, 1296, 1332, 1440, 1480, 1536, 1620, 1665, 1728, 1776, 1920, 1998, 2048, 2160, 2220, 2304, 2368, 2560, 2592, 2664, 2880, 2960, 2997, 3072, 3240, 3330, 3456, 3552, 3840, 3996, 4096, 4320, 4440, 4608, 4736, 4995, 5120, 5184, 5328, 5760, 5920, 5994, 6144, 6480, 6660, 6912, 7104, 7680, 7992, 8640, 8880, 9216, 9472, 9990, 10240, 10368, 10656, 11520, 11840, 11988, 12288, 12960, 13320, 13824, 14208, 14985, 15360, 15984, 17280, 17760, 18432, 18944, 19980, 20480, 20736, 21312, 23040, 23680, 23976, 25920, 26640, 27648, 28416, 29970, 30720, 31968, 34560, 35520, 36864, 37888, 39960, 41472, 42624, 46080, 47360, 47952, 51840, 53280, 55296, 56832, 59940, 61440, 63936, 69120, 71040, 75776, 79920, 82944, 85248, 92160, 94720, 95904, 103680, 106560, 110592, 113664, 119880, 127872, 138240, 142080, 151552, 159840, 165888, 170496, 184320, 189440, 191808, 207360, 213120, 227328, 239760, 255744, 276480, 284160, 319680, 331776, 340992, 378880, 383616, 414720, 426240, 454656, 479520, 511488, 552960, 568320, 639360, 681984, 757760, 767232, 829440, 852480, 959040, 1022976, 1136640, 1278720, 1363968, 1534464, 1658880, 1704960, 1918080, 2045952, 2273280, 2557440, 3068928, 3409920, 3836160, 4091904, 5114880, 6137856, 6819840, 7672320, 10229760, 12275712, 15344640, 20459520, 30689280, 61378560]

約数ペア:

[(1, 61378560), (2, 30689280), (3, 20459520), (4, 15344640), (5, 12275712), (6, 10229760), (8, 7672320), (9, 6819840), (10, 6137856), (12, 5114880), (15, 4091904), (16, 3836160), (18, 3409920), (20, 3068928), (24, 2557440), (27, 2273280), (30, 2045952), (32, 1918080), (36, 1704960), (37, 1658880), (40, 1534464), (45, 1363968), (48, 1278720), (54, 1136640), (60, 1022976), (64, 959040), (72, 852480), (74, 829440), (80, 767232), (81, 757760), (90, 681984), (96, 639360), (108, 568320), (111, 552960), (120, 511488), (128, 479520), (135, 454656), (144, 426240), (148, 414720), (160, 383616), (162, 378880), (180, 340992), (185, 331776), (192, 319680), (216, 284160), (222, 276480), (240, 255744), (256, 239760), (270, 227328), (288, 213120), (296, 207360), (320, 191808), (324, 189440), (333, 184320), (360, 170496), (370, 165888), (384, 159840), (405, 151552), (432, 142080), (444, 138240), (480, 127872), (512, 119880), (540, 113664), (555, 110592), (576, 106560), (592, 103680), (640, 95904), (648, 94720), (666, 92160), (720, 85248), (740, 82944), (768, 79920), (810, 75776), (864, 71040), (888, 69120), (960, 63936), (999, 61440), (1024, 59940), (1080, 56832), (1110, 55296), (1152, 53280), (1184, 51840), (1280, 47952), (1296, 47360), (1332, 46080), (1440, 42624), (1480, 41472), (1536, 39960), (1620, 37888), (1665, 36864), (1728, 35520), (1776, 34560), (1920, 31968), (1998, 30720), (2048, 29970), (2160, 28416), (2220, 27648), (2304, 26640), (2368, 25920), (2560, 23976), (2592, 23680), (2664, 23040), (2880, 21312), (2960, 20736), (2997, 20480), (3072, 19980), (3240, 18944), (3330, 18432), (3456, 17760), (3552, 17280), (3840, 15984), (3996, 15360), (4096, 14985), (4320, 14208), (4440, 13824), (4608, 13320), (4736, 12960), (4995, 12288), (5120, 11988), (5184, 11840), (5328, 11520), (5760, 10656), (5920, 10368), (5994, 10240), (6144, 9990), (6480, 9472), (6660, 9216), (6912, 8880), (7104, 8640), (7680, 7992)]