91071720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:704

約数の個数: 192

約数和(自身を含む): 327525120

約数和(自身を除く): 236453400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 23, 24, 30, 34, 36, 40, 45, 46, 51, 60, 68, 69, 72, 85, 90, 92, 102, 115, 120, 136, 138, 153, 170, 180, 184, 204, 207, 230, 255, 276, 306, 340, 345, 360, 391, 408, 414, 460, 510, 552, 612, 647, 680, 690, 765, 782, 828, 920, 1020, 1035, 1173, 1224, 1294, 1380, 1530, 1564, 1656, 1941, 1955, 2040, 2070, 2346, 2588, 2760, 3060, 3128, 3235, 3519, 3882, 3910, 4140, 4692, 5176, 5823, 5865, 6120, 6470, 7038, 7764, 7820, 8280, 9384, 9705, 10999, 11646, 11730, 12940, 14076, 14881, 15528, 15640, 17595, 19410, 21998, 23292, 23460, 25880, 28152, 29115, 29762, 32997, 35190, 38820, 43996, 44643, 46584, 46920, 54995, 58230, 59524, 65994, 70380, 74405, 77640, 87992, 89286, 98991, 109990, 116460, 119048, 131988, 133929, 140760, 148810, 164985, 178572, 197982, 219980, 223215, 232920, 252977, 263976, 267858, 297620, 329970, 357144, 395964, 439960, 446430, 494955, 505954, 535716, 595240, 659940, 669645, 758931, 791928, 892860, 989910, 1011908, 1071432, 1264885, 1319880, 1339290, 1517862, 1785720, 1979820, 2023816, 2276793, 2529770, 2678580, 3035724, 3794655, 3959640, 4553586, 5059540, 5357160, 6071448, 7589310, 9107172, 10119080, 11383965, 15178620, 18214344, 22767930, 30357240, 45535860, 91071720]

約数ペア:

[(1, 91071720), (2, 45535860), (3, 30357240), (4, 22767930), (5, 18214344), (6, 15178620), (8, 11383965), (9, 10119080), (10, 9107172), (12, 7589310), (15, 6071448), (17, 5357160), (18, 5059540), (20, 4553586), (23, 3959640), (24, 3794655), (30, 3035724), (34, 2678580), (36, 2529770), (40, 2276793), (45, 2023816), (46, 1979820), (51, 1785720), (60, 1517862), (68, 1339290), (69, 1319880), (72, 1264885), (85, 1071432), (90, 1011908), (92, 989910), (102, 892860), (115, 791928), (120, 758931), (136, 669645), (138, 659940), (153, 595240), (170, 535716), (180, 505954), (184, 494955), (204, 446430), (207, 439960), (230, 395964), (255, 357144), (276, 329970), (306, 297620), (340, 267858), (345, 263976), (360, 252977), (391, 232920), (408, 223215), (414, 219980), (460, 197982), (510, 178572), (552, 164985), (612, 148810), (647, 140760), (680, 133929), (690, 131988), (765, 119048), (782, 116460), (828, 109990), (920, 98991), (1020, 89286), (1035, 87992), (1173, 77640), (1224, 74405), (1294, 70380), (1380, 65994), (1530, 59524), (1564, 58230), (1656, 54995), (1941, 46920), (1955, 46584), (2040, 44643), (2070, 43996), (2346, 38820), (2588, 35190), (2760, 32997), (3060, 29762), (3128, 29115), (3235, 28152), (3519, 25880), (3882, 23460), (3910, 23292), (4140, 21998), (4692, 19410), (5176, 17595), (5823, 15640), (5865, 15528), (6120, 14881), (6470, 14076), (7038, 12940), (7764, 11730), (7820, 11646), (8280, 10999), (9384, 9705)]