213451320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5507}}^1$

素因数の和:5557

約数の個数: 128

約数和(自身を含む): 713836800

約数和(自身を除く): 500385480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4845, 5507, 6460, 7752, 9690, 11014, 12920, 16521, 19380, 22028, 27535, 33042, 38760, 44056, 55070, 66084, 82605, 93619, 104633, 110140, 132168, 165210, 187238, 209266, 220280, 280857, 313899, 330420, 374476, 418532, 468095, 523165, 561714, 627798, 660840, 748952, 837064, 936190, 1046330, 1123428, 1255596, 1404285, 1569495, 1778761, 1872380, 2092660, 2246856, 2511192, 2808570, 3138990, 3557522, 3744760, 4185320, 5336283, 5617140, 6277980, 7115044, 8893805, 10672566, 11234280, 12555960, 14230088, 17787610, 21345132, 26681415, 35575220, 42690264, 53362830, 71150440, 106725660, 213451320]

約数ペア:

[(1, 213451320), (2, 106725660), (3, 71150440), (4, 53362830), (5, 42690264), (6, 35575220), (8, 26681415), (10, 21345132), (12, 17787610), (15, 14230088), (17, 12555960), (19, 11234280), (20, 10672566), (24, 8893805), (30, 7115044), (34, 6277980), (38, 5617140), (40, 5336283), (51, 4185320), (57, 3744760), (60, 3557522), (68, 3138990), (76, 2808570), (85, 2511192), (95, 2246856), (102, 2092660), (114, 1872380), (120, 1778761), (136, 1569495), (152, 1404285), (170, 1255596), (190, 1123428), (204, 1046330), (228, 936190), (255, 837064), (285, 748952), (323, 660840), (340, 627798), (380, 561714), (408, 523165), (456, 468095), (510, 418532), (570, 374476), (646, 330420), (680, 313899), (760, 280857), (969, 220280), (1020, 209266), (1140, 187238), (1292, 165210), (1615, 132168), (1938, 110140), (2040, 104633), (2280, 93619), (2584, 82605), (3230, 66084), (3876, 55070), (4845, 44056), (5507, 38760), (6460, 33042), (7752, 27535), (9690, 22028), (11014, 19380), (12920, 16521)]