31355280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:174

約数の個数: 240

約数和(自身を含む): 119081664

約数和(自身を除く): 87726384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 37, 40, 44, 45, 48, 55, 60, 66, 72, 74, 80, 88, 90, 99, 107, 110, 111, 120, 132, 144, 148, 165, 176, 180, 185, 198, 214, 220, 222, 240, 264, 296, 321, 330, 333, 360, 370, 396, 407, 428, 440, 444, 495, 528, 535, 555, 592, 642, 660, 666, 720, 740, 792, 814, 856, 880, 888, 963, 990, 1070, 1110, 1177, 1221, 1284, 1320, 1332, 1480, 1584, 1605, 1628, 1665, 1712, 1776, 1926, 1980, 2035, 2140, 2220, 2354, 2442, 2568, 2640, 2664, 2960, 3210, 3256, 3330, 3531, 3663, 3852, 3959, 3960, 4070, 4280, 4440, 4708, 4815, 4884, 5136, 5328, 5885, 6105, 6420, 6512, 6660, 7062, 7326, 7704, 7918, 7920, 8140, 8560, 8880, 9416, 9630, 9768, 10593, 11770, 11877, 12210, 12840, 13320, 14124, 14652, 15408, 15836, 16280, 17655, 18315, 18832, 19260, 19536, 19795, 21186, 23540, 23754, 24420, 25680, 26640, 28248, 29304, 31672, 32560, 35310, 35631, 36630, 38520, 39590, 42372, 43549, 47080, 47508, 48840, 52965, 56496, 58608, 59385, 63344, 70620, 71262, 73260, 77040, 79180, 84744, 87098, 94160, 95016, 97680, 105930, 118770, 130647, 141240, 142524, 146520, 158360, 169488, 174196, 178155, 190032, 211860, 217745, 237540, 261294, 282480, 285048, 293040, 316720, 348392, 356310, 391941, 423720, 435490, 475080, 522588, 570096, 653235, 696784, 712620, 783882, 847440, 870980, 950160, 1045176, 1306470, 1425240, 1567764, 1741960, 1959705, 2090352, 2612940, 2850480, 3135528, 3483920, 3919410, 5225880, 6271056, 7838820, 10451760, 15677640, 31355280]

約数ペア:

[(1, 31355280), (2, 15677640), (3, 10451760), (4, 7838820), (5, 6271056), (6, 5225880), (8, 3919410), (9, 3483920), (10, 3135528), (11, 2850480), (12, 2612940), (15, 2090352), (16, 1959705), (18, 1741960), (20, 1567764), (22, 1425240), (24, 1306470), (30, 1045176), (33, 950160), (36, 870980), (37, 847440), (40, 783882), (44, 712620), (45, 696784), (48, 653235), (55, 570096), (60, 522588), (66, 475080), (72, 435490), (74, 423720), (80, 391941), (88, 356310), (90, 348392), (99, 316720), (107, 293040), (110, 285048), (111, 282480), (120, 261294), (132, 237540), (144, 217745), (148, 211860), (165, 190032), (176, 178155), (180, 174196), (185, 169488), (198, 158360), (214, 146520), (220, 142524), (222, 141240), (240, 130647), (264, 118770), (296, 105930), (321, 97680), (330, 95016), (333, 94160), (360, 87098), (370, 84744), (396, 79180), (407, 77040), (428, 73260), (440, 71262), (444, 70620), (495, 63344), (528, 59385), (535, 58608), (555, 56496), (592, 52965), (642, 48840), (660, 47508), (666, 47080), (720, 43549), (740, 42372), (792, 39590), (814, 38520), (856, 36630), (880, 35631), (888, 35310), (963, 32560), (990, 31672), (1070, 29304), (1110, 28248), (1177, 26640), (1221, 25680), (1284, 24420), (1320, 23754), (1332, 23540), (1480, 21186), (1584, 19795), (1605, 19536), (1628, 19260), (1665, 18832), (1712, 18315), (1776, 17655), (1926, 16280), (1980, 15836), (2035, 15408), (2140, 14652), (2220, 14124), (2354, 13320), (2442, 12840), (2568, 12210), (2640, 11877), (2664, 11770), (2960, 10593), (3210, 9768), (3256, 9630), (3330, 9416), (3531, 8880), (3663, 8560), (3852, 8140), (3959, 7920), (3960, 7918), (4070, 7704), (4280, 7326), (4440, 7062), (4708, 6660), (4815, 6512), (4884, 6420), (5136, 6105), (5328, 5885)]