19796400

素因数分解:

$2^4\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:90

約数の個数: 300

約数和(自身を含む): 78140832

約数和(自身を除く): 58344432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 47, 48, 50, 52, 54, 60, 65, 72, 75, 78, 80, 81, 90, 94, 100, 104, 108, 117, 120, 130, 135, 141, 144, 150, 156, 162, 180, 188, 195, 200, 208, 216, 225, 234, 235, 240, 260, 270, 282, 300, 312, 324, 325, 351, 360, 376, 390, 400, 405, 423, 432, 450, 468, 470, 520, 540, 564, 585, 600, 611, 624, 648, 650, 675, 702, 705, 720, 752, 780, 810, 846, 900, 936, 940, 975, 1040, 1053, 1080, 1128, 1170, 1175, 1200, 1222, 1269, 1296, 1300, 1350, 1404, 1410, 1560, 1620, 1692, 1755, 1800, 1833, 1872, 1880, 1950, 2025, 2106, 2115, 2160, 2256, 2340, 2350, 2444, 2538, 2600, 2700, 2808, 2820, 2925, 3055, 3120, 3240, 3384, 3510, 3525, 3600, 3666, 3760, 3807, 3900, 4050, 4212, 4230, 4680, 4700, 4888, 5076, 5200, 5265, 5400, 5499, 5616, 5640, 5850, 6110, 6345, 6480, 6768, 7020, 7050, 7332, 7614, 7800, 8100, 8424, 8460, 8775, 9165, 9360, 9400, 9776, 10152, 10530, 10575, 10800, 10998, 11280, 11700, 12220, 12690, 14040, 14100, 14664, 15228, 15275, 15600, 16200, 16497, 16848, 16920, 17550, 18330, 18800, 19035, 20304, 21060, 21150, 21996, 23400, 24440, 25380, 26325, 27495, 28080, 28200, 29328, 30456, 30550, 31725, 32400, 32994, 33840, 35100, 36660, 38070, 42120, 42300, 43992, 45825, 46800, 48880, 49491, 50760, 52650, 54990, 56400, 60912, 61100, 63450, 65988, 70200, 73320, 76140, 82485, 84240, 84600, 87984, 91650, 95175, 98982, 101520, 105300, 109980, 122200, 126900, 131976, 137475, 140400, 146640, 152280, 164970, 169200, 183300, 190350, 197964, 210600, 219960, 244400, 247455, 253800, 263952, 274950, 304560, 329940, 366600, 380700, 395928, 412425, 421200, 439920, 494910, 507600, 549900, 659880, 733200, 761400, 791856, 824850, 989820, 1099800, 1237275, 1319760, 1522800, 1649700, 1979640, 2199600, 2474550, 3299400, 3959280, 4949100, 6598800, 9898200, 19796400]

約数ペア:

[(1, 19796400), (2, 9898200), (3, 6598800), (4, 4949100), (5, 3959280), (6, 3299400), (8, 2474550), (9, 2199600), (10, 1979640), (12, 1649700), (13, 1522800), (15, 1319760), (16, 1237275), (18, 1099800), (20, 989820), (24, 824850), (25, 791856), (26, 761400), (27, 733200), (30, 659880), (36, 549900), (39, 507600), (40, 494910), (45, 439920), (47, 421200), (48, 412425), (50, 395928), (52, 380700), (54, 366600), (60, 329940), (65, 304560), (72, 274950), (75, 263952), (78, 253800), (80, 247455), (81, 244400), (90, 219960), (94, 210600), (100, 197964), (104, 190350), (108, 183300), (117, 169200), (120, 164970), (130, 152280), (135, 146640), (141, 140400), (144, 137475), (150, 131976), (156, 126900), (162, 122200), (180, 109980), (188, 105300), (195, 101520), (200, 98982), (208, 95175), (216, 91650), (225, 87984), (234, 84600), (235, 84240), (240, 82485), (260, 76140), (270, 73320), (282, 70200), (300, 65988), (312, 63450), (324, 61100), (325, 60912), (351, 56400), (360, 54990), (376, 52650), (390, 50760), (400, 49491), (405, 48880), (423, 46800), (432, 45825), (450, 43992), (468, 42300), (470, 42120), (520, 38070), (540, 36660), (564, 35100), (585, 33840), (600, 32994), (611, 32400), (624, 31725), (648, 30550), (650, 30456), (675, 29328), (702, 28200), (705, 28080), (720, 27495), (752, 26325), (780, 25380), (810, 24440), (846, 23400), (900, 21996), (936, 21150), (940, 21060), (975, 20304), (1040, 19035), (1053, 18800), (1080, 18330), (1128, 17550), (1170, 16920), (1175, 16848), (1200, 16497), (1222, 16200), (1269, 15600), (1296, 15275), (1300, 15228), (1350, 14664), (1404, 14100), (1410, 14040), (1560, 12690), (1620, 12220), (1692, 11700), (1755, 11280), (1800, 10998), (1833, 10800), (1872, 10575), (1880, 10530), (1950, 10152), (2025, 9776), (2106, 9400), (2115, 9360), (2160, 9165), (2256, 8775), (2340, 8460), (2350, 8424), (2444, 8100), (2538, 7800), (2600, 7614), (2700, 7332), (2808, 7050), (2820, 7020), (2925, 6768), (3055, 6480), (3120, 6345), (3240, 6110), (3384, 5850), (3510, 5640), (3525, 5616), (3600, 5499), (3666, 5400), (3760, 5265), (3807, 5200), (3900, 5076), (4050, 4888), (4212, 4700), (4230, 4680)]