19148640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 192

約数和(自身を含む): 71124480

約数和(自身を除く): 51975840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 96, 105, 112, 120, 123, 139, 140, 160, 164, 168, 205, 210, 224, 240, 246, 278, 280, 287, 328, 336, 410, 417, 420, 480, 492, 556, 560, 574, 615, 656, 672, 695, 820, 834, 840, 861, 973, 984, 1112, 1120, 1148, 1230, 1312, 1390, 1435, 1640, 1668, 1680, 1722, 1946, 1968, 2085, 2224, 2296, 2460, 2780, 2870, 2919, 3280, 3336, 3360, 3444, 3892, 3936, 4170, 4305, 4448, 4592, 4865, 4920, 5560, 5699, 5740, 5838, 6560, 6672, 6888, 7784, 8340, 8610, 9184, 9730, 9840, 11120, 11398, 11480, 11676, 13344, 13776, 14595, 15568, 16680, 17097, 17220, 19460, 19680, 22240, 22796, 22960, 23352, 27552, 28495, 29190, 31136, 33360, 34194, 34440, 38920, 39893, 45592, 45920, 46704, 56990, 58380, 66720, 68388, 68880, 77840, 79786, 85485, 91184, 93408, 113980, 116760, 119679, 136776, 137760, 155680, 159572, 170970, 182368, 199465, 227960, 233520, 239358, 273552, 319144, 341940, 398930, 455920, 467040, 478716, 547104, 598395, 638288, 683880, 797860, 911840, 957432, 1196790, 1276576, 1367760, 1595720, 1914864, 2393580, 2735520, 3191440, 3829728, 4787160, 6382880, 9574320, 19148640]

約数ペア:

[(1, 19148640), (2, 9574320), (3, 6382880), (4, 4787160), (5, 3829728), (6, 3191440), (7, 2735520), (8, 2393580), (10, 1914864), (12, 1595720), (14, 1367760), (15, 1276576), (16, 1196790), (20, 957432), (21, 911840), (24, 797860), (28, 683880), (30, 638288), (32, 598395), (35, 547104), (40, 478716), (41, 467040), (42, 455920), (48, 398930), (56, 341940), (60, 319144), (70, 273552), (80, 239358), (82, 233520), (84, 227960), (96, 199465), (105, 182368), (112, 170970), (120, 159572), (123, 155680), (139, 137760), (140, 136776), (160, 119679), (164, 116760), (168, 113980), (205, 93408), (210, 91184), (224, 85485), (240, 79786), (246, 77840), (278, 68880), (280, 68388), (287, 66720), (328, 58380), (336, 56990), (410, 46704), (417, 45920), (420, 45592), (480, 39893), (492, 38920), (556, 34440), (560, 34194), (574, 33360), (615, 31136), (656, 29190), (672, 28495), (695, 27552), (820, 23352), (834, 22960), (840, 22796), (861, 22240), (973, 19680), (984, 19460), (1112, 17220), (1120, 17097), (1148, 16680), (1230, 15568), (1312, 14595), (1390, 13776), (1435, 13344), (1640, 11676), (1668, 11480), (1680, 11398), (1722, 11120), (1946, 9840), (1968, 9730), (2085, 9184), (2224, 8610), (2296, 8340), (2460, 7784), (2780, 6888), (2870, 6672), (2919, 6560), (3280, 5838), (3336, 5740), (3360, 5699), (3444, 5560), (3892, 4920), (3936, 4865), (4170, 4592), (4305, 4448)]