72122252

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 138324480

約数和(自身を除く): 66202228

約数列:

[1, 2, 4, 19, 38, 47, 61, 76, 94, 122, 188, 244, 331, 662, 893, 1159, 1324, 1786, 2318, 2867, 3572, 4636, 5734, 6289, 11468, 12578, 15557, 20191, 25156, 31114, 40382, 54473, 62228, 80764, 108946, 217892, 295583, 383629, 591166, 767258, 948977, 1182332, 1534516, 1897954, 3795908, 18030563, 36061126, 72122252]

約数ペア:

[(1, 72122252), (2, 36061126), (4, 18030563), (19, 3795908), (38, 1897954), (47, 1534516), (61, 1182332), (76, 948977), (94, 767258), (122, 591166), (188, 383629), (244, 295583), (331, 217892), (662, 108946), (893, 80764), (1159, 62228), (1324, 54473), (1786, 40382), (2318, 31114), (2867, 25156), (3572, 20191), (4636, 15557), (5734, 12578), (6289, 11468)]