19716840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:424

約数の個数: 192

約数和(自身を含む): 75479040

約数和(自身を除く): 55762200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 52, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 110, 117, 120, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 264, 286, 312, 330, 360, 383, 390, 396, 429, 440, 468, 495, 520, 572, 585, 660, 715, 766, 780, 792, 858, 936, 990, 1144, 1149, 1170, 1287, 1320, 1430, 1532, 1560, 1716, 1915, 1980, 2145, 2298, 2340, 2574, 2860, 3064, 3432, 3447, 3830, 3960, 4213, 4290, 4596, 4680, 4979, 5148, 5720, 5745, 6435, 6894, 7660, 8426, 8580, 9192, 9958, 10296, 11490, 12639, 12870, 13788, 14937, 15320, 16852, 17160, 17235, 19916, 21065, 22980, 24895, 25278, 25740, 27576, 29874, 33704, 34470, 37917, 39832, 42130, 44811, 45960, 49790, 50556, 51480, 54769, 59748, 63195, 68940, 74685, 75834, 84260, 89622, 99580, 101112, 109538, 119496, 126390, 137880, 149370, 151668, 164307, 168520, 179244, 189585, 199160, 219076, 224055, 252780, 273845, 298740, 303336, 328614, 358488, 379170, 438152, 448110, 492921, 505560, 547690, 597480, 657228, 758340, 821535, 896220, 985842, 1095380, 1314456, 1516680, 1643070, 1792440, 1971684, 2190760, 2464605, 3286140, 3943368, 4929210, 6572280, 9858420, 19716840]

約数ペア:

[(1, 19716840), (2, 9858420), (3, 6572280), (4, 4929210), (5, 3943368), (6, 3286140), (8, 2464605), (9, 2190760), (10, 1971684), (11, 1792440), (12, 1643070), (13, 1516680), (15, 1314456), (18, 1095380), (20, 985842), (22, 896220), (24, 821535), (26, 758340), (30, 657228), (33, 597480), (36, 547690), (39, 505560), (40, 492921), (44, 448110), (45, 438152), (52, 379170), (55, 358488), (60, 328614), (65, 303336), (66, 298740), (72, 273845), (78, 252780), (88, 224055), (90, 219076), (99, 199160), (104, 189585), (110, 179244), (117, 168520), (120, 164307), (130, 151668), (132, 149370), (143, 137880), (156, 126390), (165, 119496), (180, 109538), (195, 101112), (198, 99580), (220, 89622), (234, 84260), (260, 75834), (264, 74685), (286, 68940), (312, 63195), (330, 59748), (360, 54769), (383, 51480), (390, 50556), (396, 49790), (429, 45960), (440, 44811), (468, 42130), (495, 39832), (520, 37917), (572, 34470), (585, 33704), (660, 29874), (715, 27576), (766, 25740), (780, 25278), (792, 24895), (858, 22980), (936, 21065), (990, 19916), (1144, 17235), (1149, 17160), (1170, 16852), (1287, 15320), (1320, 14937), (1430, 13788), (1532, 12870), (1560, 12639), (1716, 11490), (1915, 10296), (1980, 9958), (2145, 9192), (2298, 8580), (2340, 8426), (2574, 7660), (2860, 6894), (3064, 6435), (3432, 5745), (3447, 5720), (3830, 5148), (3960, 4979), (4213, 4680), (4290, 4596)]