118500720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2047

約数の個数: 160

約数和(自身を含む): 416640000

約数和(自身を除く): 298139280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1482, 1520, 1560, 1976, 1999, 2280, 2470, 2964, 3120, 3705, 3952, 3998, 4560, 4940, 5928, 5997, 7410, 7996, 9880, 9995, 11856, 11994, 14820, 15992, 19760, 19990, 23988, 25987, 29640, 29985, 31984, 37981, 39980, 47976, 51974, 59280, 59970, 75962, 77961, 79960, 95952, 103948, 113943, 119940, 129935, 151924, 155922, 159920, 189905, 207896, 227886, 239880, 259870, 303848, 311844, 379810, 389805, 415792, 455772, 479760, 493753, 519740, 569715, 607696, 623688, 759620, 779610, 911544, 987506, 1039480, 1139430, 1247376, 1481259, 1519240, 1559220, 1823088, 1975012, 2078960, 2278860, 2468765, 2962518, 3038480, 3118440, 3950024, 4557720, 4937530, 5925036, 6236880, 7406295, 7900048, 9115440, 9875060, 11850072, 14812590, 19750120, 23700144, 29625180, 39500240, 59250360, 118500720]

約数ペア:

[(1, 118500720), (2, 59250360), (3, 39500240), (4, 29625180), (5, 23700144), (6, 19750120), (8, 14812590), (10, 11850072), (12, 9875060), (13, 9115440), (15, 7900048), (16, 7406295), (19, 6236880), (20, 5925036), (24, 4937530), (26, 4557720), (30, 3950024), (38, 3118440), (39, 3038480), (40, 2962518), (48, 2468765), (52, 2278860), (57, 2078960), (60, 1975012), (65, 1823088), (76, 1559220), (78, 1519240), (80, 1481259), (95, 1247376), (104, 1139430), (114, 1039480), (120, 987506), (130, 911544), (152, 779610), (156, 759620), (190, 623688), (195, 607696), (208, 569715), (228, 519740), (240, 493753), (247, 479760), (260, 455772), (285, 415792), (304, 389805), (312, 379810), (380, 311844), (390, 303848), (456, 259870), (494, 239880), (520, 227886), (570, 207896), (624, 189905), (741, 159920), (760, 155922), (780, 151924), (912, 129935), (988, 119940), (1040, 113943), (1140, 103948), (1235, 95952), (1482, 79960), (1520, 77961), (1560, 75962), (1976, 59970), (1999, 59280), (2280, 51974), (2470, 47976), (2964, 39980), (3120, 37981), (3705, 31984), (3952, 29985), (3998, 29640), (4560, 25987), (4940, 23988), (5928, 19990), (5997, 19760), (7410, 15992), (7996, 14820), (9880, 11994), (9995, 11856)]