121428960

素因数分解:

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

素因数の和:705

約数の個数: 192

約数和(自身を含む): 423263232

約数和(自身を除く): 301834272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 32, 34, 40, 46, 48, 51, 60, 68, 69, 80, 85, 92, 96, 102, 115, 120, 136, 138, 160, 170, 184, 204, 230, 240, 255, 272, 276, 340, 345, 368, 391, 408, 460, 480, 510, 544, 552, 647, 680, 690, 736, 782, 816, 920, 1020, 1104, 1173, 1294, 1360, 1380, 1564, 1632, 1840, 1941, 1955, 2040, 2208, 2346, 2588, 2720, 2760, 3128, 3235, 3680, 3882, 3910, 4080, 4692, 5176, 5520, 5865, 6256, 6470, 7764, 7820, 8160, 9384, 9705, 10352, 10999, 11040, 11730, 12512, 12940, 14881, 15528, 15640, 18768, 19410, 20704, 21998, 23460, 25880, 29762, 31056, 31280, 32997, 37536, 38820, 43996, 44643, 46920, 51760, 54995, 59524, 62112, 62560, 65994, 74405, 77640, 87992, 89286, 93840, 103520, 109990, 119048, 131988, 148810, 155280, 164985, 175984, 178572, 187680, 219980, 223215, 238096, 252977, 263976, 297620, 310560, 329970, 351968, 357144, 439960, 446430, 476192, 505954, 527952, 595240, 659940, 714288, 758931, 879920, 892860, 1011908, 1055904, 1190480, 1264885, 1319880, 1428576, 1517862, 1759840, 1785720, 2023816, 2380960, 2529770, 2639760, 3035724, 3571440, 3794655, 4047632, 5059540, 5279520, 6071448, 7142880, 7589310, 8095264, 10119080, 12142896, 15178620, 20238160, 24285792, 30357240, 40476320, 60714480, 121428960]

約数ペア:

[(1, 121428960), (2, 60714480), (3, 40476320), (4, 30357240), (5, 24285792), (6, 20238160), (8, 15178620), (10, 12142896), (12, 10119080), (15, 8095264), (16, 7589310), (17, 7142880), (20, 6071448), (23, 5279520), (24, 5059540), (30, 4047632), (32, 3794655), (34, 3571440), (40, 3035724), (46, 2639760), (48, 2529770), (51, 2380960), (60, 2023816), (68, 1785720), (69, 1759840), (80, 1517862), (85, 1428576), (92, 1319880), (96, 1264885), (102, 1190480), (115, 1055904), (120, 1011908), (136, 892860), (138, 879920), (160, 758931), (170, 714288), (184, 659940), (204, 595240), (230, 527952), (240, 505954), (255, 476192), (272, 446430), (276, 439960), (340, 357144), (345, 351968), (368, 329970), (391, 310560), (408, 297620), (460, 263976), (480, 252977), (510, 238096), (544, 223215), (552, 219980), (647, 187680), (680, 178572), (690, 175984), (736, 164985), (782, 155280), (816, 148810), (920, 131988), (1020, 119048), (1104, 109990), (1173, 103520), (1294, 93840), (1360, 89286), (1380, 87992), (1564, 77640), (1632, 74405), (1840, 65994), (1941, 62560), (1955, 62112), (2040, 59524), (2208, 54995), (2346, 51760), (2588, 46920), (2720, 44643), (2760, 43996), (3128, 38820), (3235, 37536), (3680, 32997), (3882, 31280), (3910, 31056), (4080, 29762), (4692, 25880), (5176, 23460), (5520, 21998), (5865, 20704), (6256, 19410), (6470, 18768), (7764, 15640), (7820, 15528), (8160, 14881), (9384, 12940), (9705, 12512), (10352, 11730), (10999, 11040)]