198707080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{34739}}^1$

素因数の和:34774

約数の個数: 64

約数和(自身を含む): 525268800

約数和(自身を除く): 326561720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 34739, 69478, 138956, 173695, 277912, 347390, 382129, 451607, 694780, 764258, 903214, 1389560, 1528516, 1806428, 1910645, 2258035, 3057032, 3612856, 3821290, 4516070, 4967677, 7642580, 9032140, 9935354, 15285160, 18064280, 19870708, 24838385, 39741416, 49676770, 99353540, 198707080]

約数ペア:

[(1, 198707080), (2, 99353540), (4, 49676770), (5, 39741416), (8, 24838385), (10, 19870708), (11, 18064280), (13, 15285160), (20, 9935354), (22, 9032140), (26, 7642580), (40, 4967677), (44, 4516070), (52, 3821290), (55, 3612856), (65, 3057032), (88, 2258035), (104, 1910645), (110, 1806428), (130, 1528516), (143, 1389560), (220, 903214), (260, 764258), (286, 694780), (440, 451607), (520, 382129), (572, 347390), (715, 277912), (1144, 173695), (1430, 138956), (2860, 69478), (5720, 34739)]