19609200

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:456

約数の個数: 180

約数和(自身を含む): 73458840

約数和(自身を除く): 53849640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 100, 104, 117, 120, 130, 144, 150, 156, 180, 195, 200, 208, 225, 234, 240, 260, 300, 312, 325, 360, 390, 400, 419, 450, 468, 520, 585, 600, 624, 650, 720, 780, 838, 900, 936, 975, 1040, 1170, 1200, 1257, 1300, 1560, 1676, 1800, 1872, 1950, 2095, 2340, 2514, 2600, 2925, 3120, 3352, 3600, 3771, 3900, 4190, 4680, 5028, 5200, 5447, 5850, 6285, 6704, 7542, 7800, 8380, 9360, 10056, 10475, 10894, 11700, 12570, 15084, 15600, 16341, 16760, 18855, 20112, 20950, 21788, 23400, 25140, 27235, 30168, 31425, 32682, 33520, 37710, 41900, 43576, 46800, 49023, 50280, 54470, 60336, 62850, 65364, 75420, 81705, 83800, 87152, 94275, 98046, 100560, 108940, 125700, 130728, 136175, 150840, 163410, 167600, 188550, 196092, 217880, 245115, 251400, 261456, 272350, 301680, 326820, 377100, 392184, 408525, 435760, 490230, 502800, 544700, 653640, 754200, 784368, 817050, 980460, 1089400, 1225575, 1307280, 1508400, 1634100, 1960920, 2178800, 2451150, 3268200, 3921840, 4902300, 6536400, 9804600, 19609200]

約数ペア:

[(1, 19609200), (2, 9804600), (3, 6536400), (4, 4902300), (5, 3921840), (6, 3268200), (8, 2451150), (9, 2178800), (10, 1960920), (12, 1634100), (13, 1508400), (15, 1307280), (16, 1225575), (18, 1089400), (20, 980460), (24, 817050), (25, 784368), (26, 754200), (30, 653640), (36, 544700), (39, 502800), (40, 490230), (45, 435760), (48, 408525), (50, 392184), (52, 377100), (60, 326820), (65, 301680), (72, 272350), (75, 261456), (78, 251400), (80, 245115), (90, 217880), (100, 196092), (104, 188550), (117, 167600), (120, 163410), (130, 150840), (144, 136175), (150, 130728), (156, 125700), (180, 108940), (195, 100560), (200, 98046), (208, 94275), (225, 87152), (234, 83800), (240, 81705), (260, 75420), (300, 65364), (312, 62850), (325, 60336), (360, 54470), (390, 50280), (400, 49023), (419, 46800), (450, 43576), (468, 41900), (520, 37710), (585, 33520), (600, 32682), (624, 31425), (650, 30168), (720, 27235), (780, 25140), (838, 23400), (900, 21788), (936, 20950), (975, 20112), (1040, 18855), (1170, 16760), (1200, 16341), (1257, 15600), (1300, 15084), (1560, 12570), (1676, 11700), (1800, 10894), (1872, 10475), (1950, 10056), (2095, 9360), (2340, 8380), (2514, 7800), (2600, 7542), (2925, 6704), (3120, 6285), (3352, 5850), (3600, 5447), (3771, 5200), (3900, 5028), (4190, 4680)]