228475520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3923}}^1$

素因数の和:3962

約数の個数: 128

約数和(自身を含む): 672416640

約数和(自身を除く): 443941120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2912, 3640, 3923, 4160, 4480, 5824, 7280, 7846, 8320, 11648, 14560, 15692, 19615, 27461, 29120, 31384, 39230, 50999, 54922, 58240, 62768, 78460, 101998, 109844, 125536, 137305, 156920, 203996, 219688, 251072, 254995, 274610, 313840, 356993, 407992, 439376, 502144, 509990, 549220, 627680, 713986, 815984, 878752, 1019980, 1098440, 1255360, 1427972, 1631968, 1757504, 1784965, 2039960, 2196880, 2510720, 2855944, 3263936, 3515008, 3569930, 4079920, 4393760, 5711888, 6527872, 7139860, 8159840, 8787520, 11423776, 14279720, 16319680, 17575040, 22847552, 28559440, 32639360, 45695104, 57118880, 114237760, 228475520]

約数ペア:

[(1, 228475520), (2, 114237760), (4, 57118880), (5, 45695104), (7, 32639360), (8, 28559440), (10, 22847552), (13, 17575040), (14, 16319680), (16, 14279720), (20, 11423776), (26, 8787520), (28, 8159840), (32, 7139860), (35, 6527872), (40, 5711888), (52, 4393760), (56, 4079920), (64, 3569930), (65, 3515008), (70, 3263936), (80, 2855944), (91, 2510720), (104, 2196880), (112, 2039960), (128, 1784965), (130, 1757504), (140, 1631968), (160, 1427972), (182, 1255360), (208, 1098440), (224, 1019980), (260, 878752), (280, 815984), (320, 713986), (364, 627680), (416, 549220), (448, 509990), (455, 502144), (520, 439376), (560, 407992), (640, 356993), (728, 313840), (832, 274610), (896, 254995), (910, 251072), (1040, 219688), (1120, 203996), (1456, 156920), (1664, 137305), (1820, 125536), (2080, 109844), (2240, 101998), (2912, 78460), (3640, 62768), (3923, 58240), (4160, 54922), (4480, 50999), (5824, 39230), (7280, 31384), (7846, 29120), (8320, 27461), (11648, 19615), (14560, 15692)]