318831872

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1201}}^1$

素因数の和:1295

約数の個数: 72

約数和(自身を含む): 685471752

約数和(自身を除く): 366639880

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 64, 68, 122, 128, 136, 244, 256, 272, 488, 544, 976, 1037, 1088, 1201, 1952, 2074, 2176, 2402, 3904, 4148, 4352, 4804, 7808, 8296, 9608, 15616, 16592, 19216, 20417, 33184, 38432, 40834, 66368, 73261, 76864, 81668, 132736, 146522, 153728, 163336, 265472, 293044, 307456, 326672, 586088, 653344, 1172176, 1245437, 1306688, 2344352, 2490874, 2613376, 4688704, 4981748, 5226752, 9377408, 9963496, 18754816, 19926992, 39853984, 79707968, 159415936, 318831872]

約数ペア:

[(1, 318831872), (2, 159415936), (4, 79707968), (8, 39853984), (16, 19926992), (17, 18754816), (32, 9963496), (34, 9377408), (61, 5226752), (64, 4981748), (68, 4688704), (122, 2613376), (128, 2490874), (136, 2344352), (244, 1306688), (256, 1245437), (272, 1172176), (488, 653344), (544, 586088), (976, 326672), (1037, 307456), (1088, 293044), (1201, 265472), (1952, 163336), (2074, 153728), (2176, 146522), (2402, 132736), (3904, 81668), (4148, 76864), (4352, 73261), (4804, 66368), (7808, 40834), (8296, 38432), (9608, 33184), (15616, 20417), (16592, 19216)]