2169885720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{9221}}^1$

素因数の和:9325

約数の個数: 128

約数和(自身を含む): 6812475840

約数和(自身を除く): 4642590120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 53, 60, 74, 106, 111, 120, 148, 159, 185, 212, 222, 265, 296, 318, 370, 424, 444, 530, 555, 636, 740, 795, 888, 1060, 1110, 1272, 1480, 1590, 1961, 2120, 2220, 3180, 3922, 4440, 5883, 6360, 7844, 9221, 9805, 11766, 15688, 18442, 19610, 23532, 27663, 29415, 36884, 39220, 46105, 47064, 55326, 58830, 73768, 78440, 92210, 110652, 117660, 138315, 184420, 221304, 235320, 276630, 341177, 368840, 488713, 553260, 682354, 977426, 1023531, 1106520, 1364708, 1466139, 1705885, 1954852, 2047062, 2443565, 2729416, 2932278, 3411770, 3909704, 4094124, 4887130, 5117655, 5864556, 6823540, 7330695, 8188248, 9774260, 10235310, 11729112, 13647080, 14661390, 18082381, 19548520, 20470620, 29322780, 36164762, 40941240, 54247143, 58645560, 72329524, 90411905, 108494286, 144659048, 180823810, 216988572, 271235715, 361647620, 433977144, 542471430, 723295240, 1084942860, 2169885720]

約数ペア:

[(1, 2169885720), (2, 1084942860), (3, 723295240), (4, 542471430), (5, 433977144), (6, 361647620), (8, 271235715), (10, 216988572), (12, 180823810), (15, 144659048), (20, 108494286), (24, 90411905), (30, 72329524), (37, 58645560), (40, 54247143), (53, 40941240), (60, 36164762), (74, 29322780), (106, 20470620), (111, 19548520), (120, 18082381), (148, 14661390), (159, 13647080), (185, 11729112), (212, 10235310), (222, 9774260), (265, 8188248), (296, 7330695), (318, 6823540), (370, 5864556), (424, 5117655), (444, 4887130), (530, 4094124), (555, 3909704), (636, 3411770), (740, 2932278), (795, 2729416), (888, 2443565), (1060, 2047062), (1110, 1954852), (1272, 1705885), (1480, 1466139), (1590, 1364708), (1961, 1106520), (2120, 1023531), (2220, 977426), (3180, 682354), (3922, 553260), (4440, 488713), (5883, 368840), (6360, 341177), (7844, 276630), (9221, 235320), (9805, 221304), (11766, 184420), (15688, 138315), (18442, 117660), (19610, 110652), (23532, 92210), (27663, 78440), (29415, 73768), (36884, 58830), (39220, 55326), (46105, 47064)]