65639280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:551

約数の個数: 160

約数和(自身を含む): 235699200

約数和(自身を除く): 170059920

約数列:

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

約数ペア:

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