387648688

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2789}}^1$

素因数の和:2894

約数の個数: 80

約数和(自身を含む): 921637440

約数和(自身を除く): 533988752

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 73, 112, 119, 136, 146, 238, 272, 292, 476, 511, 584, 952, 1022, 1168, 1241, 1904, 2044, 2482, 2789, 4088, 4964, 5578, 8176, 8687, 9928, 11156, 17374, 19523, 19856, 22312, 34748, 39046, 44624, 47413, 69496, 78092, 94826, 138992, 156184, 189652, 203597, 312368, 331891, 379304, 407194, 663782, 758608, 814388, 1327564, 1425179, 1628776, 2655128, 2850358, 3257552, 3461149, 5310256, 5700716, 6922298, 11401432, 13844596, 22802864, 24228043, 27689192, 48456086, 55378384, 96912172, 193824344, 387648688]

約数ペア:

[(1, 387648688), (2, 193824344), (4, 96912172), (7, 55378384), (8, 48456086), (14, 27689192), (16, 24228043), (17, 22802864), (28, 13844596), (34, 11401432), (56, 6922298), (68, 5700716), (73, 5310256), (112, 3461149), (119, 3257552), (136, 2850358), (146, 2655128), (238, 1628776), (272, 1425179), (292, 1327564), (476, 814388), (511, 758608), (584, 663782), (952, 407194), (1022, 379304), (1168, 331891), (1241, 312368), (1904, 203597), (2044, 189652), (2482, 156184), (2789, 138992), (4088, 94826), (4964, 78092), (5578, 69496), (8176, 47413), (8687, 44624), (9928, 39046), (11156, 34748), (17374, 22312), (19523, 19856)]