220301872

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{593}}^1$

素因数の和:746

約数の個数: 80

約数和(自身を含む): 509110272

約数和(自身を除く): 288808400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 107, 112, 124, 214, 217, 248, 428, 434, 496, 593, 749, 856, 868, 1186, 1498, 1712, 1736, 2372, 2996, 3317, 3472, 4151, 4744, 5992, 6634, 8302, 9488, 11984, 13268, 16604, 18383, 23219, 26536, 33208, 36766, 46438, 53072, 63451, 66416, 73532, 92876, 126902, 128681, 147064, 185752, 253804, 257362, 294128, 371504, 444157, 507608, 514724, 888314, 1015216, 1029448, 1776628, 1966981, 2058896, 3553256, 3933962, 7106512, 7867924, 13768867, 15735848, 27537734, 31471696, 55075468, 110150936, 220301872]

約数ペア:

[(1, 220301872), (2, 110150936), (4, 55075468), (7, 31471696), (8, 27537734), (14, 15735848), (16, 13768867), (28, 7867924), (31, 7106512), (56, 3933962), (62, 3553256), (107, 2058896), (112, 1966981), (124, 1776628), (214, 1029448), (217, 1015216), (248, 888314), (428, 514724), (434, 507608), (496, 444157), (593, 371504), (749, 294128), (856, 257362), (868, 253804), (1186, 185752), (1498, 147064), (1712, 128681), (1736, 126902), (2372, 92876), (2996, 73532), (3317, 66416), (3472, 63451), (4151, 53072), (4744, 46438), (5992, 36766), (6634, 33208), (8302, 26536), (9488, 23219), (11984, 18383), (13268, 16604)]