19679400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2$

素因数の和:93

約数の個数: 216

約数和(自身を含む): 73712730

約数和(自身を除く): 54033330

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 29, 30, 36, 39, 40, 45, 50, 52, 58, 60, 65, 72, 75, 78, 87, 90, 100, 104, 116, 117, 120, 130, 145, 150, 156, 174, 180, 195, 200, 225, 232, 234, 260, 261, 290, 300, 312, 325, 348, 360, 377, 390, 435, 450, 468, 520, 522, 580, 585, 600, 650, 696, 725, 754, 780, 841, 870, 900, 936, 975, 1044, 1131, 1160, 1170, 1300, 1305, 1450, 1508, 1560, 1682, 1740, 1800, 1885, 1950, 2088, 2175, 2262, 2340, 2523, 2600, 2610, 2900, 2925, 3016, 3364, 3393, 3480, 3770, 3900, 4205, 4350, 4524, 4680, 5046, 5220, 5655, 5800, 5850, 6525, 6728, 6786, 7540, 7569, 7800, 8410, 8700, 9048, 9425, 10092, 10440, 10933, 11310, 11700, 12615, 13050, 13572, 15080, 15138, 16820, 16965, 17400, 18850, 20184, 21025, 21866, 22620, 23400, 25230, 26100, 27144, 28275, 30276, 32799, 33640, 33930, 37700, 37845, 42050, 43732, 45240, 50460, 52200, 54665, 56550, 60552, 63075, 65598, 67860, 75400, 75690, 84100, 84825, 87464, 98397, 100920, 109330, 113100, 126150, 131196, 135720, 151380, 163995, 168200, 169650, 189225, 196794, 218660, 226200, 252300, 262392, 273325, 302760, 327990, 339300, 378450, 393588, 437320, 491985, 504600, 546650, 655980, 678600, 756900, 787176, 819975, 983970, 1093300, 1311960, 1513800, 1639950, 1967940, 2186600, 2459925, 3279900, 3935880, 4919850, 6559800, 9839700, 19679400]

約数ペア:

[(1, 19679400), (2, 9839700), (3, 6559800), (4, 4919850), (5, 3935880), (6, 3279900), (8, 2459925), (9, 2186600), (10, 1967940), (12, 1639950), (13, 1513800), (15, 1311960), (18, 1093300), (20, 983970), (24, 819975), (25, 787176), (26, 756900), (29, 678600), (30, 655980), (36, 546650), (39, 504600), (40, 491985), (45, 437320), (50, 393588), (52, 378450), (58, 339300), (60, 327990), (65, 302760), (72, 273325), (75, 262392), (78, 252300), (87, 226200), (90, 218660), (100, 196794), (104, 189225), (116, 169650), (117, 168200), (120, 163995), (130, 151380), (145, 135720), (150, 131196), (156, 126150), (174, 113100), (180, 109330), (195, 100920), (200, 98397), (225, 87464), (232, 84825), (234, 84100), (260, 75690), (261, 75400), (290, 67860), (300, 65598), (312, 63075), (325, 60552), (348, 56550), (360, 54665), (377, 52200), (390, 50460), (435, 45240), (450, 43732), (468, 42050), (520, 37845), (522, 37700), (580, 33930), (585, 33640), (600, 32799), (650, 30276), (696, 28275), (725, 27144), (754, 26100), (780, 25230), (841, 23400), (870, 22620), (900, 21866), (936, 21025), (975, 20184), (1044, 18850), (1131, 17400), (1160, 16965), (1170, 16820), (1300, 15138), (1305, 15080), (1450, 13572), (1508, 13050), (1560, 12615), (1682, 11700), (1740, 11310), (1800, 10933), (1885, 10440), (1950, 10092), (2088, 9425), (2175, 9048), (2262, 8700), (2340, 8410), (2523, 7800), (2600, 7569), (2610, 7540), (2900, 6786), (2925, 6728), (3016, 6525), (3364, 5850), (3393, 5800), (3480, 5655), (3770, 5220), (3900, 5046), (4205, 4680), (4350, 4524)]