72488416

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 192

約数和(自身を含む): 200503296

約数和(自身を除く): 128014880

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 32, 44, 52, 56, 62, 73, 77, 88, 91, 104, 112, 124, 143, 146, 154, 176, 182, 208, 217, 224, 248, 286, 292, 308, 341, 352, 364, 403, 416, 434, 496, 511, 572, 584, 616, 682, 728, 803, 806, 868, 949, 992, 1001, 1022, 1144, 1168, 1232, 1364, 1456, 1606, 1612, 1736, 1898, 2002, 2044, 2263, 2288, 2336, 2387, 2464, 2728, 2821, 2912, 3212, 3224, 3472, 3796, 4004, 4088, 4433, 4526, 4576, 4774, 5456, 5621, 5642, 6424, 6448, 6643, 6944, 7592, 8008, 8176, 8866, 9052, 9548, 10439, 10912, 11242, 11284, 12848, 12896, 13286, 15184, 15841, 16016, 16352, 17732, 18104, 19096, 20878, 22484, 22568, 24893, 25696, 26572, 29419, 30368, 31031, 31682, 32032, 35464, 36208, 38192, 41756, 44968, 45136, 49786, 53144, 58838, 62062, 63364, 70928, 72416, 73073, 76384, 83512, 89936, 90272, 99572, 106288, 117676, 124124, 126728, 141856, 146146, 167024, 174251, 179872, 199144, 205933, 212576, 235352, 248248, 253456, 292292, 323609, 334048, 348502, 398288, 411866, 470704, 496496, 506912, 584584, 647218, 697004, 796576, 823732, 941408, 992992, 1169168, 1294436, 1394008, 1647464, 2265263, 2338336, 2588872, 2788016, 3294928, 4530526, 5177744, 5576032, 6589856, 9061052, 10355488, 18122104, 36244208, 72488416]

約数ペア:

[(1, 72488416), (2, 36244208), (4, 18122104), (7, 10355488), (8, 9061052), (11, 6589856), (13, 5576032), (14, 5177744), (16, 4530526), (22, 3294928), (26, 2788016), (28, 2588872), (31, 2338336), (32, 2265263), (44, 1647464), (52, 1394008), (56, 1294436), (62, 1169168), (73, 992992), (77, 941408), (88, 823732), (91, 796576), (104, 697004), (112, 647218), (124, 584584), (143, 506912), (146, 496496), (154, 470704), (176, 411866), (182, 398288), (208, 348502), (217, 334048), (224, 323609), (248, 292292), (286, 253456), (292, 248248), (308, 235352), (341, 212576), (352, 205933), (364, 199144), (403, 179872), (416, 174251), (434, 167024), (496, 146146), (511, 141856), (572, 126728), (584, 124124), (616, 117676), (682, 106288), (728, 99572), (803, 90272), (806, 89936), (868, 83512), (949, 76384), (992, 73073), (1001, 72416), (1022, 70928), (1144, 63364), (1168, 62062), (1232, 58838), (1364, 53144), (1456, 49786), (1606, 45136), (1612, 44968), (1736, 41756), (1898, 38192), (2002, 36208), (2044, 35464), (2263, 32032), (2288, 31682), (2336, 31031), (2387, 30368), (2464, 29419), (2728, 26572), (2821, 25696), (2912, 24893), (3212, 22568), (3224, 22484), (3472, 20878), (3796, 19096), (4004, 18104), (4088, 17732), (4433, 16352), (4526, 16016), (4576, 15841), (4774, 15184), (5456, 13286), (5621, 12896), (5642, 12848), (6424, 11284), (6448, 11242), (6643, 10912), (6944, 10439), (7592, 9548), (8008, 9052), (8176, 8866)]