65021880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:290

約数の個数: 256

約数和(自身を含む): 252149760

約数和(自身を除く): 187127880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 31, 33, 35, 40, 42, 44, 55, 56, 60, 62, 66, 70, 77, 84, 88, 93, 105, 110, 120, 124, 132, 140, 154, 155, 165, 168, 186, 210, 217, 220, 227, 231, 248, 264, 280, 308, 310, 330, 341, 372, 385, 420, 434, 440, 454, 462, 465, 616, 620, 651, 660, 681, 682, 744, 770, 840, 868, 908, 924, 930, 1023, 1085, 1135, 1155, 1240, 1302, 1320, 1362, 1364, 1540, 1589, 1705, 1736, 1816, 1848, 1860, 2046, 2170, 2270, 2310, 2387, 2497, 2604, 2724, 2728, 3080, 3178, 3255, 3405, 3410, 3720, 4092, 4340, 4540, 4620, 4767, 4774, 4994, 5115, 5208, 5448, 6356, 6510, 6810, 6820, 7037, 7161, 7491, 7945, 8184, 8680, 9080, 9240, 9534, 9548, 9988, 10230, 11935, 12485, 12712, 13020, 13620, 13640, 14074, 14322, 14982, 15890, 17479, 19068, 19096, 19976, 20460, 21111, 23835, 23870, 24970, 26040, 27240, 28148, 28644, 29964, 31780, 34958, 35185, 35805, 37455, 38136, 40920, 42222, 47670, 47740, 49259, 49940, 52437, 56296, 57288, 59928, 63560, 69916, 70370, 71610, 74910, 77407, 84444, 87395, 95340, 95480, 98518, 99880, 104874, 105555, 139832, 140740, 143220, 147777, 149820, 154814, 168888, 174790, 190680, 197036, 209748, 211110, 232221, 246295, 262185, 281480, 286440, 295554, 299640, 309628, 349580, 387035, 394072, 419496, 422220, 464442, 492590, 524370, 541849, 591108, 619256, 699160, 738885, 774070, 844440, 928884, 985180, 1048740, 1083698, 1161105, 1182216, 1477770, 1548140, 1625547, 1857768, 1970360, 2097480, 2167396, 2322210, 2709245, 2955540, 3096280, 3251094, 4334792, 4644420, 5418490, 5911080, 6502188, 8127735, 9288840, 10836980, 13004376, 16255470, 21673960, 32510940, 65021880]

約数ペア:

[(1, 65021880), (2, 32510940), (3, 21673960), (4, 16255470), (5, 13004376), (6, 10836980), (7, 9288840), (8, 8127735), (10, 6502188), (11, 5911080), (12, 5418490), (14, 4644420), (15, 4334792), (20, 3251094), (21, 3096280), (22, 2955540), (24, 2709245), (28, 2322210), (30, 2167396), (31, 2097480), (33, 1970360), (35, 1857768), (40, 1625547), (42, 1548140), (44, 1477770), (55, 1182216), (56, 1161105), (60, 1083698), (62, 1048740), (66, 985180), (70, 928884), (77, 844440), (84, 774070), (88, 738885), (93, 699160), (105, 619256), (110, 591108), (120, 541849), (124, 524370), (132, 492590), (140, 464442), (154, 422220), (155, 419496), (165, 394072), (168, 387035), (186, 349580), (210, 309628), (217, 299640), (220, 295554), (227, 286440), (231, 281480), (248, 262185), (264, 246295), (280, 232221), (308, 211110), (310, 209748), (330, 197036), (341, 190680), (372, 174790), (385, 168888), (420, 154814), (434, 149820), (440, 147777), (454, 143220), (462, 140740), (465, 139832), (616, 105555), (620, 104874), (651, 99880), (660, 98518), (681, 95480), (682, 95340), (744, 87395), (770, 84444), (840, 77407), (868, 74910), (908, 71610), (924, 70370), (930, 69916), (1023, 63560), (1085, 59928), (1135, 57288), (1155, 56296), (1240, 52437), (1302, 49940), (1320, 49259), (1362, 47740), (1364, 47670), (1540, 42222), (1589, 40920), (1705, 38136), (1736, 37455), (1816, 35805), (1848, 35185), (1860, 34958), (2046, 31780), (2170, 29964), (2270, 28644), (2310, 28148), (2387, 27240), (2497, 26040), (2604, 24970), (2724, 23870), (2728, 23835), (3080, 21111), (3178, 20460), (3255, 19976), (3405, 19096), (3410, 19068), (3720, 17479), (4092, 15890), (4340, 14982), (4540, 14322), (4620, 14074), (4767, 13640), (4774, 13620), (4994, 13020), (5115, 12712), (5208, 12485), (5448, 11935), (6356, 10230), (6510, 9988), (6810, 9548), (6820, 9534), (7037, 9240), (7161, 9080), (7491, 8680), (7945, 8184)]