19929000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:117

約数の個数: 256

約数和(自身を含む): 77575680

約数和(自身を除く): 57646680

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, 73, 75, 78, 84, 91, 100, 104, 105, 120, 125, 130, 140, 146, 150, 156, 168, 175, 182, 195, 200, 210, 219, 250, 260, 273, 280, 292, 300, 312, 325, 350, 364, 365, 375, 390, 420, 438, 455, 500, 511, 520, 525, 546, 584, 600, 650, 700, 728, 730, 750, 780, 840, 875, 876, 910, 949, 975, 1000, 1022, 1050, 1092, 1095, 1300, 1365, 1400, 1460, 1500, 1533, 1560, 1625, 1750, 1752, 1820, 1825, 1898, 1950, 2044, 2100, 2184, 2190, 2275, 2555, 2600, 2625, 2730, 2847, 2920, 3000, 3066, 3250, 3500, 3640, 3650, 3796, 3900, 4088, 4200, 4380, 4550, 4745, 4875, 5110, 5250, 5460, 5475, 5694, 6132, 6500, 6643, 6825, 7000, 7300, 7592, 7665, 7800, 8760, 9100, 9125, 9490, 9750, 10220, 10500, 10920, 10950, 11375, 11388, 12264, 12775, 13000, 13286, 13650, 14235, 14600, 15330, 18200, 18250, 18980, 19500, 19929, 20440, 21000, 21900, 22750, 22776, 23725, 25550, 26572, 27300, 27375, 28470, 30660, 33215, 34125, 36500, 37960, 38325, 39000, 39858, 43800, 45500, 47450, 51100, 53144, 54600, 54750, 56940, 61320, 63875, 66430, 68250, 71175, 73000, 76650, 79716, 91000, 94900, 99645, 102200, 109500, 113880, 118625, 127750, 132860, 136500, 142350, 153300, 159432, 166075, 189800, 191625, 199290, 219000, 237250, 255500, 265720, 273000, 284700, 306600, 332150, 355875, 383250, 398580, 474500, 498225, 511000, 569400, 664300, 711750, 766500, 797160, 830375, 949000, 996450, 1328600, 1423500, 1533000, 1660750, 1992900, 2491125, 2847000, 3321500, 3985800, 4982250, 6643000, 9964500, 19929000]

約数ペア:

[(1, 19929000), (2, 9964500), (3, 6643000), (4, 4982250), (5, 3985800), (6, 3321500), (7, 2847000), (8, 2491125), (10, 1992900), (12, 1660750), (13, 1533000), (14, 1423500), (15, 1328600), (20, 996450), (21, 949000), (24, 830375), (25, 797160), (26, 766500), (28, 711750), (30, 664300), (35, 569400), (39, 511000), (40, 498225), (42, 474500), (50, 398580), (52, 383250), (56, 355875), (60, 332150), (65, 306600), (70, 284700), (73, 273000), (75, 265720), (78, 255500), (84, 237250), (91, 219000), (100, 199290), (104, 191625), (105, 189800), (120, 166075), (125, 159432), (130, 153300), (140, 142350), (146, 136500), (150, 132860), (156, 127750), (168, 118625), (175, 113880), (182, 109500), (195, 102200), (200, 99645), (210, 94900), (219, 91000), (250, 79716), (260, 76650), (273, 73000), (280, 71175), (292, 68250), (300, 66430), (312, 63875), (325, 61320), (350, 56940), (364, 54750), (365, 54600), (375, 53144), (390, 51100), (420, 47450), (438, 45500), (455, 43800), (500, 39858), (511, 39000), (520, 38325), (525, 37960), (546, 36500), (584, 34125), (600, 33215), (650, 30660), (700, 28470), (728, 27375), (730, 27300), (750, 26572), (780, 25550), (840, 23725), (875, 22776), (876, 22750), (910, 21900), (949, 21000), (975, 20440), (1000, 19929), (1022, 19500), (1050, 18980), (1092, 18250), (1095, 18200), (1300, 15330), (1365, 14600), (1400, 14235), (1460, 13650), (1500, 13286), (1533, 13000), (1560, 12775), (1625, 12264), (1750, 11388), (1752, 11375), (1820, 10950), (1825, 10920), (1898, 10500), (1950, 10220), (2044, 9750), (2100, 9490), (2184, 9125), (2190, 9100), (2275, 8760), (2555, 7800), (2600, 7665), (2625, 7592), (2730, 7300), (2847, 7000), (2920, 6825), (3000, 6643), (3066, 6500), (3250, 6132), (3500, 5694), (3640, 5475), (3650, 5460), (3796, 5250), (3900, 5110), (4088, 4875), (4200, 4745), (4380, 4550)]