72067684

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 149210880

約数和(自身を除く): 77143196

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 169, 181, 247, 338, 362, 403, 494, 589, 676, 724, 806, 988, 1178, 1612, 2353, 2356, 3211, 3439, 4706, 5239, 5611, 6422, 6878, 7657, 9412, 10478, 11222, 12844, 13756, 15314, 20956, 22444, 30589, 30628, 44707, 61178, 72943, 89414, 99541, 106609, 122356, 145886, 178828, 199082, 213218, 291772, 398164, 426436, 581191, 948259, 1162382, 1385917, 1896518, 2324764, 2771834, 3793036, 5543668, 18016921, 36033842, 72067684]

約数ペア:

[(1, 72067684), (2, 36033842), (4, 18016921), (13, 5543668), (19, 3793036), (26, 2771834), (31, 2324764), (38, 1896518), (52, 1385917), (62, 1162382), (76, 948259), (124, 581191), (169, 426436), (181, 398164), (247, 291772), (338, 213218), (362, 199082), (403, 178828), (494, 145886), (589, 122356), (676, 106609), (724, 99541), (806, 89414), (988, 72943), (1178, 61178), (1612, 44707), (2353, 30628), (2356, 30589), (3211, 22444), (3439, 20956), (4706, 15314), (5239, 13756), (5611, 12844), (6422, 11222), (6878, 10478), (7657, 9412)]