214291840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1543}}^1$

素因数の和:1600

約数の個数: 128

約数和(自身を含む): 604753920

約数和(自身を除く): 390462080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1543, 1736, 1984, 2170, 2240, 2480, 3086, 3472, 3968, 4340, 4480, 4960, 6172, 6944, 7715, 8680, 9920, 10801, 12344, 13888, 15430, 17360, 19840, 21602, 24688, 27776, 30860, 34720, 43204, 47833, 49376, 54005, 61720, 69440, 86408, 95666, 98752, 108010, 123440, 138880, 172816, 191332, 197504, 216020, 239165, 246880, 334831, 345632, 382664, 432040, 478330, 493760, 669662, 691264, 765328, 864080, 956660, 987520, 1339324, 1382528, 1530656, 1674155, 1728160, 1913320, 2678648, 3061312, 3348310, 3456320, 3826640, 5357296, 6122624, 6696620, 6912640, 7653280, 10714592, 13393240, 15306560, 21429184, 26786480, 30613120, 42858368, 53572960, 107145920, 214291840]

約数ペア:

[(1, 214291840), (2, 107145920), (4, 53572960), (5, 42858368), (7, 30613120), (8, 26786480), (10, 21429184), (14, 15306560), (16, 13393240), (20, 10714592), (28, 7653280), (31, 6912640), (32, 6696620), (35, 6122624), (40, 5357296), (56, 3826640), (62, 3456320), (64, 3348310), (70, 3061312), (80, 2678648), (112, 1913320), (124, 1728160), (128, 1674155), (140, 1530656), (155, 1382528), (160, 1339324), (217, 987520), (224, 956660), (248, 864080), (280, 765328), (310, 691264), (320, 669662), (434, 493760), (448, 478330), (496, 432040), (560, 382664), (620, 345632), (640, 334831), (868, 246880), (896, 239165), (992, 216020), (1085, 197504), (1120, 191332), (1240, 172816), (1543, 138880), (1736, 123440), (1984, 108010), (2170, 98752), (2240, 95666), (2480, 86408), (3086, 69440), (3472, 61720), (3968, 54005), (4340, 49376), (4480, 47833), (4960, 43204), (6172, 34720), (6944, 30860), (7715, 27776), (8680, 24688), (9920, 21602), (10801, 19840), (12344, 17360), (13888, 15430)]