1311348992

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15859}}^1$

素因数の和:15911

約数の個数: 72

約数和(自身を含む): 2917605600

約数和(自身を除く): 1606256608

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 256, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2176, 2432, 2584, 4352, 4864, 5168, 10336, 15859, 20672, 31718, 41344, 63436, 82688, 126872, 253744, 269603, 301321, 507488, 539206, 602642, 1014976, 1078412, 1205284, 2029952, 2156824, 2410568, 4059904, 4313648, 4821136, 5122457, 8627296, 9642272, 10244914, 17254592, 19284544, 20489828, 34509184, 38569088, 40979656, 69018368, 77138176, 81959312, 163918624, 327837248, 655674496, 1311348992]

約数ペア:

[(1, 1311348992), (2, 655674496), (4, 327837248), (8, 163918624), (16, 81959312), (17, 77138176), (19, 69018368), (32, 40979656), (34, 38569088), (38, 34509184), (64, 20489828), (68, 19284544), (76, 17254592), (128, 10244914), (136, 9642272), (152, 8627296), (256, 5122457), (272, 4821136), (304, 4313648), (323, 4059904), (544, 2410568), (608, 2156824), (646, 2029952), (1088, 1205284), (1216, 1078412), (1292, 1014976), (2176, 602642), (2432, 539206), (2584, 507488), (4352, 301321), (4864, 269603), (5168, 253744), (10336, 126872), (15859, 82688), (20672, 63436), (31718, 41344)]