228677120

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{1823}}^1$

素因数の和:1860

約数の個数: 120

約数和(自身を含む): 638155584

約数和(自身を除く): 409478464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1823, 1960, 2240, 2560, 3136, 3584, 3646, 3920, 4480, 6272, 7292, 7840, 8960, 9115, 12544, 12761, 14584, 15680, 17920, 18230, 25088, 25522, 29168, 31360, 36460, 51044, 58336, 62720, 63805, 72920, 89327, 102088, 116672, 125440, 127610, 145840, 178654, 204176, 233344, 255220, 291680, 357308, 408352, 446635, 466688, 510440, 583360, 714616, 816704, 893270, 933376, 1020880, 1166720, 1429232, 1633408, 1786540, 2041760, 2333440, 2858464, 3266816, 3573080, 4083520, 4666880, 5716928, 6533632, 7146160, 8167040, 11433856, 14292320, 16334080, 22867712, 28584640, 32668160, 45735424, 57169280, 114338560, 228677120]

約数ペア:

[(1, 228677120), (2, 114338560), (4, 57169280), (5, 45735424), (7, 32668160), (8, 28584640), (10, 22867712), (14, 16334080), (16, 14292320), (20, 11433856), (28, 8167040), (32, 7146160), (35, 6533632), (40, 5716928), (49, 4666880), (56, 4083520), (64, 3573080), (70, 3266816), (80, 2858464), (98, 2333440), (112, 2041760), (128, 1786540), (140, 1633408), (160, 1429232), (196, 1166720), (224, 1020880), (245, 933376), (256, 893270), (280, 816704), (320, 714616), (392, 583360), (448, 510440), (490, 466688), (512, 446635), (560, 408352), (640, 357308), (784, 291680), (896, 255220), (980, 233344), (1120, 204176), (1280, 178654), (1568, 145840), (1792, 127610), (1823, 125440), (1960, 116672), (2240, 102088), (2560, 89327), (3136, 72920), (3584, 63805), (3646, 62720), (3920, 58336), (4480, 51044), (6272, 36460), (7292, 31360), (7840, 29168), (8960, 25522), (9115, 25088), (12544, 18230), (12761, 17920), (14584, 15680)]