71831550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:395

約数の個数: 144

約数和(自身を含む): 215008560

約数和(自身を除く): 143177010

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 29, 30, 35, 42, 49, 50, 58, 70, 75, 87, 98, 105, 145, 147, 150, 174, 175, 203, 210, 245, 290, 294, 337, 350, 406, 435, 490, 525, 609, 674, 725, 735, 870, 1011, 1015, 1050, 1218, 1225, 1421, 1450, 1470, 1685, 2022, 2030, 2175, 2359, 2450, 2842, 3045, 3370, 3675, 4263, 4350, 4718, 5055, 5075, 6090, 7077, 7105, 7350, 8425, 8526, 9773, 10110, 10150, 11795, 14154, 14210, 15225, 16513, 16850, 19546, 21315, 23590, 25275, 29319, 30450, 33026, 35385, 35525, 42630, 48865, 49539, 50550, 58638, 58975, 68411, 70770, 71050, 82565, 97730, 99078, 106575, 117950, 136822, 146595, 165130, 176925, 205233, 213150, 244325, 247695, 293190, 342055, 353850, 410466, 412825, 478877, 488650, 495390, 684110, 732975, 825650, 957754, 1026165, 1238475, 1436631, 1465950, 1710275, 2052330, 2394385, 2476950, 2873262, 3420550, 4788770, 5130825, 7183155, 10261650, 11971925, 14366310, 23943850, 35915775, 71831550]

約数ペア:

[(1, 71831550), (2, 35915775), (3, 23943850), (5, 14366310), (6, 11971925), (7, 10261650), (10, 7183155), (14, 5130825), (15, 4788770), (21, 3420550), (25, 2873262), (29, 2476950), (30, 2394385), (35, 2052330), (42, 1710275), (49, 1465950), (50, 1436631), (58, 1238475), (70, 1026165), (75, 957754), (87, 825650), (98, 732975), (105, 684110), (145, 495390), (147, 488650), (150, 478877), (174, 412825), (175, 410466), (203, 353850), (210, 342055), (245, 293190), (290, 247695), (294, 244325), (337, 213150), (350, 205233), (406, 176925), (435, 165130), (490, 146595), (525, 136822), (609, 117950), (674, 106575), (725, 99078), (735, 97730), (870, 82565), (1011, 71050), (1015, 70770), (1050, 68411), (1218, 58975), (1225, 58638), (1421, 50550), (1450, 49539), (1470, 48865), (1685, 42630), (2022, 35525), (2030, 35385), (2175, 33026), (2359, 30450), (2450, 29319), (2842, 25275), (3045, 23590), (3370, 21315), (3675, 19546), (4263, 16850), (4350, 16513), (4718, 15225), (5055, 14210), (5075, 14154), (6090, 11795), (7077, 10150), (7105, 10110), (7350, 9773), (8425, 8526)]