257047656

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{9241}}^1$

素因数の和:9330

約数の個数: 64

約数和(自身を含む): 687604800

約数和(自身を除く): 430557144

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 61, 76, 114, 122, 152, 183, 228, 244, 366, 456, 488, 732, 1159, 1464, 2318, 3477, 4636, 6954, 9241, 9272, 13908, 18482, 27723, 27816, 36964, 55446, 73928, 110892, 175579, 221784, 351158, 526737, 563701, 702316, 1053474, 1127402, 1404632, 1691103, 2106948, 2254804, 3382206, 4213896, 4509608, 6764412, 10710319, 13528824, 21420638, 32130957, 42841276, 64261914, 85682552, 128523828, 257047656]

約数ペア:

[(1, 257047656), (2, 128523828), (3, 85682552), (4, 64261914), (6, 42841276), (8, 32130957), (12, 21420638), (19, 13528824), (24, 10710319), (38, 6764412), (57, 4509608), (61, 4213896), (76, 3382206), (114, 2254804), (122, 2106948), (152, 1691103), (183, 1404632), (228, 1127402), (244, 1053474), (366, 702316), (456, 563701), (488, 526737), (732, 351158), (1159, 221784), (1464, 175579), (2318, 110892), (3477, 73928), (4636, 55446), (6954, 36964), (9241, 27816), (9272, 27723), (13908, 18482)]