388680656

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:469

約数の個数: 160

約数和(自身を含む): 1007935488

約数和(自身を除く): 619254832

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 41, 52, 56, 68, 82, 91, 104, 112, 119, 136, 164, 182, 208, 221, 238, 272, 287, 328, 364, 383, 442, 476, 533, 574, 656, 697, 728, 766, 884, 952, 1066, 1148, 1394, 1456, 1532, 1547, 1768, 1904, 2132, 2296, 2681, 2788, 3064, 3094, 3536, 3731, 4264, 4592, 4879, 4979, 5362, 5576, 6128, 6188, 6511, 7462, 8528, 9061, 9758, 9958, 10724, 11152, 12376, 13022, 14924, 15703, 18122, 19516, 19916, 21448, 24752, 26044, 29848, 31406, 34853, 36244, 39032, 39832, 42896, 45577, 52088, 59696, 62812, 63427, 69706, 72488, 78064, 79664, 84643, 91154, 104176, 109921, 125624, 126854, 139412, 144976, 169286, 182308, 204139, 219842, 251248, 253708, 266951, 278824, 338572, 364616, 408278, 439684, 507416, 533902, 557648, 592501, 677144, 729232, 816556, 879368, 1014832, 1067804, 1185002, 1354288, 1428973, 1633112, 1758736, 1868657, 2135608, 2370004, 2857946, 3266224, 3470363, 3737314, 4271216, 4740008, 5715892, 6940726, 7474628, 9480016, 11431784, 13881452, 14949256, 22863568, 24292541, 27762904, 29898512, 48585082, 55525808, 97170164, 194340328, 388680656]

約数ペア:

[(1, 388680656), (2, 194340328), (4, 97170164), (7, 55525808), (8, 48585082), (13, 29898512), (14, 27762904), (16, 24292541), (17, 22863568), (26, 14949256), (28, 13881452), (34, 11431784), (41, 9480016), (52, 7474628), (56, 6940726), (68, 5715892), (82, 4740008), (91, 4271216), (104, 3737314), (112, 3470363), (119, 3266224), (136, 2857946), (164, 2370004), (182, 2135608), (208, 1868657), (221, 1758736), (238, 1633112), (272, 1428973), (287, 1354288), (328, 1185002), (364, 1067804), (383, 1014832), (442, 879368), (476, 816556), (533, 729232), (574, 677144), (656, 592501), (697, 557648), (728, 533902), (766, 507416), (884, 439684), (952, 408278), (1066, 364616), (1148, 338572), (1394, 278824), (1456, 266951), (1532, 253708), (1547, 251248), (1768, 219842), (1904, 204139), (2132, 182308), (2296, 169286), (2681, 144976), (2788, 139412), (3064, 126854), (3094, 125624), (3536, 109921), (3731, 104176), (4264, 91154), (4592, 84643), (4879, 79664), (4979, 78064), (5362, 72488), (5576, 69706), (6128, 63427), (6188, 62812), (6511, 59696), (7462, 52088), (8528, 45577), (9061, 42896), (9758, 39832), (9958, 39032), (10724, 36244), (11152, 34853), (12376, 31406), (13022, 29848), (14924, 26044), (15703, 24752), (18122, 21448), (19516, 19916)]