198711720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:376

約数の個数: 192

約数和(自身を含む): 683354880

約数和(自身を除く): 484643160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 103, 115, 120, 138, 180, 184, 206, 207, 230, 233, 276, 309, 345, 360, 412, 414, 460, 466, 515, 552, 618, 690, 699, 824, 828, 920, 927, 932, 1030, 1035, 1165, 1236, 1380, 1398, 1545, 1656, 1854, 1864, 2060, 2070, 2097, 2330, 2369, 2472, 2760, 2796, 3090, 3495, 3708, 4120, 4140, 4194, 4635, 4660, 4738, 5359, 5592, 6180, 6990, 7107, 7416, 8280, 8388, 9270, 9320, 9476, 10485, 10718, 11845, 12360, 13980, 14214, 16077, 16776, 18540, 18952, 20970, 21321, 21436, 23690, 23999, 26795, 27960, 28428, 32154, 35535, 37080, 41940, 42642, 42872, 47380, 47998, 48231, 53590, 56856, 64308, 71070, 71997, 80385, 83880, 85284, 94760, 95996, 96462, 106605, 107180, 119995, 128616, 142140, 143994, 160770, 170568, 191992, 192924, 213210, 214360, 215991, 239990, 241155, 284280, 287988, 321540, 359985, 385848, 426420, 431982, 479980, 482310, 551977, 575976, 643080, 719970, 852840, 863964, 959960, 964620, 1079955, 1103954, 1439940, 1655931, 1727928, 1929240, 2159910, 2207908, 2759885, 2879880, 3311862, 4319820, 4415816, 4967793, 5519770, 6623724, 8279655, 8639640, 9935586, 11039540, 13247448, 16559310, 19871172, 22079080, 24838965, 33118620, 39742344, 49677930, 66237240, 99355860, 198711720]

約数ペア:

[(1, 198711720), (2, 99355860), (3, 66237240), (4, 49677930), (5, 39742344), (6, 33118620), (8, 24838965), (9, 22079080), (10, 19871172), (12, 16559310), (15, 13247448), (18, 11039540), (20, 9935586), (23, 8639640), (24, 8279655), (30, 6623724), (36, 5519770), (40, 4967793), (45, 4415816), (46, 4319820), (60, 3311862), (69, 2879880), (72, 2759885), (90, 2207908), (92, 2159910), (103, 1929240), (115, 1727928), (120, 1655931), (138, 1439940), (180, 1103954), (184, 1079955), (206, 964620), (207, 959960), (230, 863964), (233, 852840), (276, 719970), (309, 643080), (345, 575976), (360, 551977), (412, 482310), (414, 479980), (460, 431982), (466, 426420), (515, 385848), (552, 359985), (618, 321540), (690, 287988), (699, 284280), (824, 241155), (828, 239990), (920, 215991), (927, 214360), (932, 213210), (1030, 192924), (1035, 191992), (1165, 170568), (1236, 160770), (1380, 143994), (1398, 142140), (1545, 128616), (1656, 119995), (1854, 107180), (1864, 106605), (2060, 96462), (2070, 95996), (2097, 94760), (2330, 85284), (2369, 83880), (2472, 80385), (2760, 71997), (2796, 71070), (3090, 64308), (3495, 56856), (3708, 53590), (4120, 48231), (4140, 47998), (4194, 47380), (4635, 42872), (4660, 42642), (4738, 41940), (5359, 37080), (5592, 35535), (6180, 32154), (6990, 28428), (7107, 27960), (7416, 26795), (8280, 23999), (8388, 23690), (9270, 21436), (9320, 21321), (9476, 20970), (10485, 18952), (10718, 18540), (11845, 16776), (12360, 16077), (13980, 14214)]