210903664

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 439971840

約数和(自身を除く): 229068176

約数列:

[1, 2, 4, 8, 16, 31, 47, 62, 83, 94, 109, 124, 166, 188, 218, 248, 332, 376, 436, 496, 664, 752, 872, 1328, 1457, 1744, 2573, 2914, 3379, 3901, 5123, 5146, 5828, 6758, 7802, 9047, 10246, 10292, 11656, 13516, 15604, 18094, 20492, 20584, 23312, 27032, 31208, 36188, 40984, 41168, 54064, 62416, 72376, 81968, 120931, 144752, 158813, 241862, 280457, 317626, 425209, 483724, 560914, 635252, 850418, 967448, 1121828, 1270504, 1700836, 1934896, 2243656, 2541008, 3401672, 4487312, 6803344, 13181479, 26362958, 52725916, 105451832, 210903664]

約数ペア:

[(1, 210903664), (2, 105451832), (4, 52725916), (8, 26362958), (16, 13181479), (31, 6803344), (47, 4487312), (62, 3401672), (83, 2541008), (94, 2243656), (109, 1934896), (124, 1700836), (166, 1270504), (188, 1121828), (218, 967448), (248, 850418), (332, 635252), (376, 560914), (436, 483724), (496, 425209), (664, 317626), (752, 280457), (872, 241862), (1328, 158813), (1457, 144752), (1744, 120931), (2573, 81968), (2914, 72376), (3379, 62416), (3901, 54064), (5123, 41168), (5146, 40984), (5828, 36188), (6758, 31208), (7802, 27032), (9047, 23312), (10246, 20584), (10292, 20492), (11656, 18094), (13516, 15604)]