19407960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1$

素因数の和:83

約数の個数: 288

約数和(自身を含む): 77079600

約数和(自身を除く): 57671640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 29, 30, 33, 36, 39, 40, 44, 45, 52, 55, 58, 60, 65, 66, 72, 78, 87, 88, 90, 99, 104, 110, 116, 117, 120, 130, 132, 143, 145, 156, 165, 169, 174, 180, 195, 198, 220, 232, 234, 260, 261, 264, 286, 290, 312, 319, 330, 338, 348, 360, 377, 390, 396, 429, 435, 440, 468, 495, 507, 520, 522, 572, 580, 585, 638, 660, 676, 696, 715, 754, 780, 792, 845, 858, 870, 936, 957, 990, 1014, 1044, 1131, 1144, 1160, 1170, 1276, 1287, 1305, 1320, 1352, 1430, 1508, 1521, 1560, 1595, 1690, 1716, 1740, 1859, 1885, 1914, 1980, 2028, 2088, 2145, 2262, 2340, 2535, 2552, 2574, 2610, 2860, 2871, 3016, 3042, 3190, 3380, 3393, 3432, 3480, 3718, 3770, 3828, 3960, 4056, 4147, 4290, 4524, 4680, 4785, 4901, 5070, 5148, 5220, 5577, 5655, 5720, 5742, 6084, 6380, 6435, 6760, 6786, 7436, 7540, 7605, 7656, 8294, 8580, 9048, 9295, 9570, 9802, 10140, 10296, 10440, 11154, 11310, 11484, 12168, 12441, 12760, 12870, 13572, 14355, 14703, 14872, 15080, 15210, 16588, 16731, 16965, 17160, 18590, 19140, 19604, 20280, 20735, 22308, 22620, 22968, 24505, 24882, 25740, 27144, 27885, 28710, 29406, 30420, 33176, 33462, 33930, 37180, 37323, 38280, 39208, 41470, 44109, 44616, 45240, 49010, 49764, 51480, 53911, 55770, 57420, 58812, 60840, 62205, 66924, 67860, 73515, 74360, 74646, 82940, 83655, 88218, 98020, 99528, 107822, 111540, 114840, 117624, 124410, 133848, 135720, 147030, 149292, 161733, 165880, 167310, 176436, 186615, 196040, 215644, 220545, 223080, 248820, 269555, 294060, 298584, 323466, 334620, 352872, 373230, 431288, 441090, 485199, 497640, 539110, 588120, 646932, 669240, 746460, 808665, 882180, 970398, 1078220, 1293864, 1492920, 1617330, 1764360, 1940796, 2156440, 2425995, 3234660, 3881592, 4851990, 6469320, 9703980, 19407960]

約数ペア:

[(1, 19407960), (2, 9703980), (3, 6469320), (4, 4851990), (5, 3881592), (6, 3234660), (8, 2425995), (9, 2156440), (10, 1940796), (11, 1764360), (12, 1617330), (13, 1492920), (15, 1293864), (18, 1078220), (20, 970398), (22, 882180), (24, 808665), (26, 746460), (29, 669240), (30, 646932), (33, 588120), (36, 539110), (39, 497640), (40, 485199), (44, 441090), (45, 431288), (52, 373230), (55, 352872), (58, 334620), (60, 323466), (65, 298584), (66, 294060), (72, 269555), (78, 248820), (87, 223080), (88, 220545), (90, 215644), (99, 196040), (104, 186615), (110, 176436), (116, 167310), (117, 165880), (120, 161733), (130, 149292), (132, 147030), (143, 135720), (145, 133848), (156, 124410), (165, 117624), (169, 114840), (174, 111540), (180, 107822), (195, 99528), (198, 98020), (220, 88218), (232, 83655), (234, 82940), (260, 74646), (261, 74360), (264, 73515), (286, 67860), (290, 66924), (312, 62205), (319, 60840), (330, 58812), (338, 57420), (348, 55770), (360, 53911), (377, 51480), (390, 49764), (396, 49010), (429, 45240), (435, 44616), (440, 44109), (468, 41470), (495, 39208), (507, 38280), (520, 37323), (522, 37180), (572, 33930), (580, 33462), (585, 33176), (638, 30420), (660, 29406), (676, 28710), (696, 27885), (715, 27144), (754, 25740), (780, 24882), (792, 24505), (845, 22968), (858, 22620), (870, 22308), (936, 20735), (957, 20280), (990, 19604), (1014, 19140), (1044, 18590), (1131, 17160), (1144, 16965), (1160, 16731), (1170, 16588), (1276, 15210), (1287, 15080), (1305, 14872), (1320, 14703), (1352, 14355), (1430, 13572), (1508, 12870), (1521, 12760), (1560, 12441), (1595, 12168), (1690, 11484), (1716, 11310), (1740, 11154), (1859, 10440), (1885, 10296), (1914, 10140), (1980, 9802), (2028, 9570), (2088, 9295), (2145, 9048), (2262, 8580), (2340, 8294), (2535, 7656), (2552, 7605), (2574, 7540), (2610, 7436), (2860, 6786), (2871, 6760), (3016, 6435), (3042, 6380), (3190, 6084), (3380, 5742), (3393, 5720), (3432, 5655), (3480, 5577), (3718, 5220), (3770, 5148), (3828, 5070), (3960, 4901), (4056, 4785), (4147, 4680), (4290, 4524)]