81299400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1489}}^1$

素因数の和:1528

約数の個数: 192

約数和(自身を含む): 310396800

約数和(自身を除く): 229097400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 25, 26, 28, 30, 35, 39, 40, 42, 50, 52, 56, 60, 65, 70, 75, 78, 84, 91, 100, 104, 105, 120, 130, 140, 150, 156, 168, 175, 182, 195, 200, 210, 260, 273, 280, 300, 312, 325, 350, 364, 390, 420, 455, 520, 525, 546, 600, 650, 700, 728, 780, 840, 910, 975, 1050, 1092, 1300, 1365, 1400, 1489, 1560, 1820, 1950, 2100, 2184, 2275, 2600, 2730, 2978, 3640, 3900, 4200, 4467, 4550, 5460, 5956, 6825, 7445, 7800, 8934, 9100, 10423, 10920, 11912, 13650, 14890, 17868, 18200, 19357, 20846, 22335, 27300, 29780, 31269, 35736, 37225, 38714, 41692, 44670, 52115, 54600, 58071, 59560, 62538, 74450, 77428, 83384, 89340, 96785, 104230, 111675, 116142, 125076, 135499, 148900, 154856, 156345, 178680, 193570, 208460, 223350, 232284, 250152, 260575, 270998, 290355, 297800, 312690, 387140, 406497, 416920, 446700, 464568, 483925, 521150, 541996, 580710, 625380, 677495, 774280, 781725, 812994, 893400, 967850, 1042300, 1083992, 1161420, 1250760, 1354990, 1451775, 1563450, 1625988, 1935700, 2032485, 2084600, 2322840, 2709980, 2903550, 3126900, 3251976, 3387475, 3871400, 4064970, 5419960, 5807100, 6253800, 6774950, 8129940, 10162425, 11614200, 13549900, 16259880, 20324850, 27099800, 40649700, 81299400]

約数ペア:

[(1, 81299400), (2, 40649700), (3, 27099800), (4, 20324850), (5, 16259880), (6, 13549900), (7, 11614200), (8, 10162425), (10, 8129940), (12, 6774950), (13, 6253800), (14, 5807100), (15, 5419960), (20, 4064970), (21, 3871400), (24, 3387475), (25, 3251976), (26, 3126900), (28, 2903550), (30, 2709980), (35, 2322840), (39, 2084600), (40, 2032485), (42, 1935700), (50, 1625988), (52, 1563450), (56, 1451775), (60, 1354990), (65, 1250760), (70, 1161420), (75, 1083992), (78, 1042300), (84, 967850), (91, 893400), (100, 812994), (104, 781725), (105, 774280), (120, 677495), (130, 625380), (140, 580710), (150, 541996), (156, 521150), (168, 483925), (175, 464568), (182, 446700), (195, 416920), (200, 406497), (210, 387140), (260, 312690), (273, 297800), (280, 290355), (300, 270998), (312, 260575), (325, 250152), (350, 232284), (364, 223350), (390, 208460), (420, 193570), (455, 178680), (520, 156345), (525, 154856), (546, 148900), (600, 135499), (650, 125076), (700, 116142), (728, 111675), (780, 104230), (840, 96785), (910, 89340), (975, 83384), (1050, 77428), (1092, 74450), (1300, 62538), (1365, 59560), (1400, 58071), (1489, 54600), (1560, 52115), (1820, 44670), (1950, 41692), (2100, 38714), (2184, 37225), (2275, 35736), (2600, 31269), (2730, 29780), (2978, 27300), (3640, 22335), (3900, 20846), (4200, 19357), (4467, 18200), (4550, 17868), (5460, 14890), (5956, 13650), (6825, 11912), (7445, 10920), (7800, 10423), (8934, 9100)]