19613880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:171

約数の個数: 256

約数和(自身を含む): 77414400

約数和(自身を除く): 57800520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 52, 54, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 108, 110, 117, 120, 127, 130, 132, 135, 143, 156, 165, 180, 195, 198, 216, 220, 234, 254, 260, 264, 270, 286, 297, 312, 330, 351, 360, 381, 390, 396, 429, 440, 468, 495, 508, 520, 540, 572, 585, 594, 635, 660, 702, 715, 762, 780, 792, 858, 936, 990, 1016, 1080, 1143, 1144, 1170, 1188, 1270, 1287, 1320, 1397, 1404, 1430, 1485, 1524, 1560, 1651, 1716, 1755, 1905, 1980, 2145, 2286, 2340, 2376, 2540, 2574, 2794, 2808, 2860, 2970, 3048, 3302, 3429, 3432, 3510, 3810, 3861, 3960, 4191, 4290, 4572, 4680, 4953, 5080, 5148, 5588, 5715, 5720, 5940, 6435, 6604, 6858, 6985, 7020, 7620, 7722, 8255, 8382, 8580, 9144, 9906, 10296, 11176, 11430, 11880, 12573, 12870, 13208, 13716, 13970, 14040, 14859, 15240, 15444, 16510, 16764, 17145, 17160, 18161, 19305, 19812, 20955, 22860, 24765, 25146, 25740, 27432, 27940, 29718, 30888, 33020, 33528, 34290, 36322, 37719, 38610, 39624, 41910, 44577, 45720, 49530, 50292, 51480, 54483, 55880, 59436, 62865, 66040, 68580, 72644, 74295, 75438, 77220, 83820, 89154, 90805, 99060, 100584, 108966, 118872, 125730, 137160, 145288, 148590, 150876, 154440, 163449, 167640, 178308, 181610, 188595, 198120, 217932, 222885, 251460, 272415, 297180, 301752, 326898, 356616, 363220, 377190, 435864, 445770, 490347, 502920, 544830, 594360, 653796, 726440, 754380, 817245, 891540, 980694, 1089660, 1307592, 1508760, 1634490, 1783080, 1961388, 2179320, 2451735, 3268980, 3922776, 4903470, 6537960, 9806940, 19613880]

約数ペア:

[(1, 19613880), (2, 9806940), (3, 6537960), (4, 4903470), (5, 3922776), (6, 3268980), (8, 2451735), (9, 2179320), (10, 1961388), (11, 1783080), (12, 1634490), (13, 1508760), (15, 1307592), (18, 1089660), (20, 980694), (22, 891540), (24, 817245), (26, 754380), (27, 726440), (30, 653796), (33, 594360), (36, 544830), (39, 502920), (40, 490347), (44, 445770), (45, 435864), (52, 377190), (54, 363220), (55, 356616), (60, 326898), (65, 301752), (66, 297180), (72, 272415), (78, 251460), (88, 222885), (90, 217932), (99, 198120), (104, 188595), (108, 181610), (110, 178308), (117, 167640), (120, 163449), (127, 154440), (130, 150876), (132, 148590), (135, 145288), (143, 137160), (156, 125730), (165, 118872), (180, 108966), (195, 100584), (198, 99060), (216, 90805), (220, 89154), (234, 83820), (254, 77220), (260, 75438), (264, 74295), (270, 72644), (286, 68580), (297, 66040), (312, 62865), (330, 59436), (351, 55880), (360, 54483), (381, 51480), (390, 50292), (396, 49530), (429, 45720), (440, 44577), (468, 41910), (495, 39624), (508, 38610), (520, 37719), (540, 36322), (572, 34290), (585, 33528), (594, 33020), (635, 30888), (660, 29718), (702, 27940), (715, 27432), (762, 25740), (780, 25146), (792, 24765), (858, 22860), (936, 20955), (990, 19812), (1016, 19305), (1080, 18161), (1143, 17160), (1144, 17145), (1170, 16764), (1188, 16510), (1270, 15444), (1287, 15240), (1320, 14859), (1397, 14040), (1404, 13970), (1430, 13716), (1485, 13208), (1524, 12870), (1560, 12573), (1651, 11880), (1716, 11430), (1755, 11176), (1905, 10296), (1980, 9906), (2145, 9144), (2286, 8580), (2340, 8382), (2376, 8255), (2540, 7722), (2574, 7620), (2794, 7020), (2808, 6985), (2860, 6858), (2970, 6604), (3048, 6435), (3302, 5940), (3429, 5720), (3432, 5715), (3510, 5588), (3810, 5148), (3861, 5080), (3960, 4953), (4191, 4680), (4290, 4572)]