247675120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1359

約数の個数: 160

約数和(自身を含む): 741666816

約数和(自身を除く): 493991696

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 176, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 496, 560, 616, 620, 682, 770, 868, 880, 1085, 1232, 1240, 1297, 1364, 1540, 1705, 1736, 2170, 2387, 2480, 2594, 2728, 3080, 3410, 3472, 4340, 4774, 5188, 5456, 6160, 6485, 6820, 8680, 9079, 9548, 10376, 11935, 12970, 13640, 14267, 17360, 18158, 19096, 20752, 23870, 25940, 27280, 28534, 36316, 38192, 40207, 45395, 47740, 51880, 57068, 71335, 72632, 80414, 90790, 95480, 99869, 103760, 114136, 142670, 145264, 160828, 181580, 190960, 199738, 201035, 228272, 281449, 285340, 321656, 363160, 399476, 402070, 442277, 499345, 562898, 570680, 643312, 726320, 798952, 804140, 884554, 998690, 1125796, 1141360, 1407245, 1597904, 1608280, 1769108, 1997380, 2211385, 2251592, 2814490, 3095939, 3216560, 3538216, 3994760, 4422770, 4503184, 5628980, 6191878, 7076432, 7989520, 8845540, 11257960, 12383756, 15479695, 17691080, 22515920, 24767512, 30959390, 35382160, 49535024, 61918780, 123837560, 247675120]

約数ペア:

[(1, 247675120), (2, 123837560), (4, 61918780), (5, 49535024), (7, 35382160), (8, 30959390), (10, 24767512), (11, 22515920), (14, 17691080), (16, 15479695), (20, 12383756), (22, 11257960), (28, 8845540), (31, 7989520), (35, 7076432), (40, 6191878), (44, 5628980), (55, 4503184), (56, 4422770), (62, 3994760), (70, 3538216), (77, 3216560), (80, 3095939), (88, 2814490), (110, 2251592), (112, 2211385), (124, 1997380), (140, 1769108), (154, 1608280), (155, 1597904), (176, 1407245), (217, 1141360), (220, 1125796), (248, 998690), (280, 884554), (308, 804140), (310, 798952), (341, 726320), (385, 643312), (434, 570680), (440, 562898), (496, 499345), (560, 442277), (616, 402070), (620, 399476), (682, 363160), (770, 321656), (868, 285340), (880, 281449), (1085, 228272), (1232, 201035), (1240, 199738), (1297, 190960), (1364, 181580), (1540, 160828), (1705, 145264), (1736, 142670), (2170, 114136), (2387, 103760), (2480, 99869), (2594, 95480), (2728, 90790), (3080, 80414), (3410, 72632), (3472, 71335), (4340, 57068), (4774, 51880), (5188, 47740), (5456, 45395), (6160, 40207), (6485, 38192), (6820, 36316), (8680, 28534), (9079, 27280), (9548, 25940), (10376, 23870), (11935, 20752), (12970, 19096), (13640, 18158), (14267, 17360)]