131278560

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:553

約数の個数: 192

約数和(自身を含む): 479001600

約数和(自身を除く): 347723040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 89, 96, 105, 112, 120, 140, 160, 168, 178, 210, 224, 240, 267, 280, 336, 356, 420, 439, 445, 480, 534, 560, 623, 672, 712, 840, 878, 890, 1068, 1120, 1246, 1317, 1335, 1424, 1680, 1756, 1780, 1869, 2136, 2195, 2492, 2634, 2670, 2848, 3073, 3115, 3360, 3512, 3560, 3738, 4272, 4390, 4984, 5268, 5340, 6146, 6230, 6585, 7024, 7120, 7476, 8544, 8780, 9219, 9345, 9968, 10536, 10680, 12292, 12460, 13170, 14048, 14240, 14952, 15365, 17560, 18438, 18690, 19936, 21072, 21360, 24584, 24920, 26340, 29904, 30730, 35120, 36876, 37380, 39071, 42144, 42720, 46095, 49168, 49840, 52680, 59808, 61460, 70240, 73752, 74760, 78142, 92190, 98336, 99680, 105360, 117213, 122920, 147504, 149520, 156284, 184380, 195355, 210720, 234426, 245840, 273497, 295008, 299040, 312568, 368760, 390710, 468852, 491680, 546994, 586065, 625136, 737520, 781420, 820491, 937704, 1093988, 1172130, 1250272, 1367485, 1475040, 1562840, 1640982, 1875408, 2187976, 2344260, 2734970, 3125680, 3281964, 3750816, 4102455, 4375952, 4688520, 5469940, 6251360, 6563928, 8204910, 8751904, 9377040, 10939880, 13127856, 16409820, 18754080, 21879760, 26255712, 32819640, 43759520, 65639280, 131278560]

約数ペア:

[(1, 131278560), (2, 65639280), (3, 43759520), (4, 32819640), (5, 26255712), (6, 21879760), (7, 18754080), (8, 16409820), (10, 13127856), (12, 10939880), (14, 9377040), (15, 8751904), (16, 8204910), (20, 6563928), (21, 6251360), (24, 5469940), (28, 4688520), (30, 4375952), (32, 4102455), (35, 3750816), (40, 3281964), (42, 3125680), (48, 2734970), (56, 2344260), (60, 2187976), (70, 1875408), (80, 1640982), (84, 1562840), (89, 1475040), (96, 1367485), (105, 1250272), (112, 1172130), (120, 1093988), (140, 937704), (160, 820491), (168, 781420), (178, 737520), (210, 625136), (224, 586065), (240, 546994), (267, 491680), (280, 468852), (336, 390710), (356, 368760), (420, 312568), (439, 299040), (445, 295008), (480, 273497), (534, 245840), (560, 234426), (623, 210720), (672, 195355), (712, 184380), (840, 156284), (878, 149520), (890, 147504), (1068, 122920), (1120, 117213), (1246, 105360), (1317, 99680), (1335, 98336), (1424, 92190), (1680, 78142), (1756, 74760), (1780, 73752), (1869, 70240), (2136, 61460), (2195, 59808), (2492, 52680), (2634, 49840), (2670, 49168), (2848, 46095), (3073, 42720), (3115, 42144), (3360, 39071), (3512, 37380), (3560, 36876), (3738, 35120), (4272, 30730), (4390, 29904), (4984, 26340), (5268, 24920), (5340, 24584), (6146, 21360), (6230, 21072), (6585, 19936), (7024, 18690), (7120, 18438), (7476, 17560), (8544, 15365), (8780, 14952), (9219, 14240), (9345, 14048), (9968, 13170), (10536, 12460), (10680, 12292)]