213167640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{5179}}^1$

素因数の和:5214

約数の個数: 128

約数和(自身を含む): 745920000

約数和(自身を除く): 532752360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1960, 2058, 2744, 2940, 3430, 4116, 5145, 5179, 5880, 6860, 8232, 10290, 10358, 13720, 15537, 20580, 20716, 25895, 31074, 36253, 41160, 41432, 51790, 62148, 72506, 77685, 103580, 108759, 124296, 145012, 155370, 181265, 207160, 217518, 253771, 290024, 310740, 362530, 435036, 507542, 543795, 621480, 725060, 761313, 870072, 1015084, 1087590, 1268855, 1450120, 1522626, 1776397, 2030168, 2175180, 2537710, 3045252, 3552794, 3806565, 4350360, 5075420, 5329191, 6090504, 7105588, 7613130, 8881985, 10150840, 10658382, 14211176, 15226260, 17763970, 21316764, 26645955, 30452520, 35527940, 42633528, 53291910, 71055880, 106583820, 213167640]

約数ペア:

[(1, 213167640), (2, 106583820), (3, 71055880), (4, 53291910), (5, 42633528), (6, 35527940), (7, 30452520), (8, 26645955), (10, 21316764), (12, 17763970), (14, 15226260), (15, 14211176), (20, 10658382), (21, 10150840), (24, 8881985), (28, 7613130), (30, 7105588), (35, 6090504), (40, 5329191), (42, 5075420), (49, 4350360), (56, 3806565), (60, 3552794), (70, 3045252), (84, 2537710), (98, 2175180), (105, 2030168), (120, 1776397), (140, 1522626), (147, 1450120), (168, 1268855), (196, 1087590), (210, 1015084), (245, 870072), (280, 761313), (294, 725060), (343, 621480), (392, 543795), (420, 507542), (490, 435036), (588, 362530), (686, 310740), (735, 290024), (840, 253771), (980, 217518), (1029, 207160), (1176, 181265), (1372, 155370), (1470, 145012), (1715, 124296), (1960, 108759), (2058, 103580), (2744, 77685), (2940, 72506), (3430, 62148), (4116, 51790), (5145, 41432), (5179, 41160), (5880, 36253), (6860, 31074), (8232, 25895), (10290, 20716), (10358, 20580), (13720, 15537)]