211527240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 656294400

約数和(自身を除く): 444767160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 79, 106, 120, 158, 159, 212, 237, 265, 316, 318, 395, 421, 424, 474, 530, 632, 636, 790, 795, 842, 948, 1060, 1185, 1263, 1272, 1580, 1590, 1684, 1896, 2105, 2120, 2370, 2526, 3160, 3180, 3368, 4187, 4210, 4740, 5052, 6315, 6360, 8374, 8420, 9480, 10104, 12561, 12630, 16748, 16840, 20935, 22313, 25122, 25260, 33259, 33496, 41870, 44626, 50244, 50520, 62805, 66518, 66939, 83740, 89252, 99777, 100488, 111565, 125610, 133036, 133878, 166295, 167480, 178504, 199554, 223130, 251220, 266072, 267756, 332590, 334695, 399108, 446260, 498885, 502440, 535512, 665180, 669390, 798216, 892520, 997770, 1330360, 1338780, 1762727, 1995540, 2677560, 3525454, 3991080, 5288181, 7050908, 8813635, 10576362, 14101816, 17627270, 21152724, 26440905, 35254540, 42305448, 52881810, 70509080, 105763620, 211527240]

約数ペア:

[(1, 211527240), (2, 105763620), (3, 70509080), (4, 52881810), (5, 42305448), (6, 35254540), (8, 26440905), (10, 21152724), (12, 17627270), (15, 14101816), (20, 10576362), (24, 8813635), (30, 7050908), (40, 5288181), (53, 3991080), (60, 3525454), (79, 2677560), (106, 1995540), (120, 1762727), (158, 1338780), (159, 1330360), (212, 997770), (237, 892520), (265, 798216), (316, 669390), (318, 665180), (395, 535512), (421, 502440), (424, 498885), (474, 446260), (530, 399108), (632, 334695), (636, 332590), (790, 267756), (795, 266072), (842, 251220), (948, 223130), (1060, 199554), (1185, 178504), (1263, 167480), (1272, 166295), (1580, 133878), (1590, 133036), (1684, 125610), (1896, 111565), (2105, 100488), (2120, 99777), (2370, 89252), (2526, 83740), (3160, 66939), (3180, 66518), (3368, 62805), (4187, 50520), (4210, 50244), (4740, 44626), (5052, 41870), (6315, 33496), (6360, 33259), (8374, 25260), (8420, 25122), (9480, 22313), (10104, 20935), (12561, 16840), (12630, 16748)]