311940888

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{457}}^1$

素因数の和:729

約数の個数: 128

約数和(自身を含む): 949708800

約数和(自身を除く): 637767912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 239, 357, 408, 457, 476, 478, 714, 717, 914, 952, 956, 1371, 1428, 1434, 1673, 1828, 1912, 2742, 2856, 2868, 3199, 3346, 3656, 4063, 5019, 5484, 5736, 6398, 6692, 7769, 8126, 9597, 10038, 10968, 12189, 12796, 13384, 15538, 16252, 19194, 20076, 23307, 24378, 25592, 28441, 31076, 32504, 38388, 40152, 46614, 48756, 54383, 56882, 62152, 76776, 85323, 93228, 97512, 108766, 109223, 113764, 163149, 170646, 186456, 217532, 218446, 227528, 326298, 327669, 341292, 435064, 436892, 652596, 655338, 682584, 764561, 873784, 1305192, 1310676, 1529122, 1856791, 2293683, 2621352, 3058244, 3713582, 4587366, 5570373, 6116488, 7427164, 9174732, 11140746, 12997537, 14854328, 18349464, 22281492, 25995074, 38992611, 44562984, 51990148, 77985222, 103980296, 155970444, 311940888]

約数ペア:

[(1, 311940888), (2, 155970444), (3, 103980296), (4, 77985222), (6, 51990148), (7, 44562984), (8, 38992611), (12, 25995074), (14, 22281492), (17, 18349464), (21, 14854328), (24, 12997537), (28, 11140746), (34, 9174732), (42, 7427164), (51, 6116488), (56, 5570373), (68, 4587366), (84, 3713582), (102, 3058244), (119, 2621352), (136, 2293683), (168, 1856791), (204, 1529122), (238, 1310676), (239, 1305192), (357, 873784), (408, 764561), (457, 682584), (476, 655338), (478, 652596), (714, 436892), (717, 435064), (914, 341292), (952, 327669), (956, 326298), (1371, 227528), (1428, 218446), (1434, 217532), (1673, 186456), (1828, 170646), (1912, 163149), (2742, 113764), (2856, 109223), (2868, 108766), (3199, 97512), (3346, 93228), (3656, 85323), (4063, 76776), (5019, 62152), (5484, 56882), (5736, 54383), (6398, 48756), (6692, 46614), (7769, 40152), (8126, 38388), (9597, 32504), (10038, 31076), (10968, 28441), (12189, 25592), (12796, 24378), (13384, 23307), (15538, 20076), (16252, 19194)]