213047520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:577

約数の個数: 192

約数和(自身を含む): 773660160

約数和(自身を除く): 560612640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 163, 168, 210, 224, 240, 280, 326, 336, 389, 420, 480, 489, 560, 652, 672, 778, 815, 840, 978, 1120, 1141, 1167, 1304, 1556, 1630, 1680, 1945, 1956, 2282, 2334, 2445, 2608, 2723, 3112, 3260, 3360, 3423, 3890, 3912, 4564, 4668, 4890, 5216, 5446, 5705, 5835, 6224, 6520, 6846, 7780, 7824, 8169, 9128, 9336, 9780, 10892, 11410, 11670, 12448, 13040, 13615, 13692, 15560, 15648, 16338, 17115, 18256, 18672, 19560, 21784, 22820, 23340, 26080, 27230, 27384, 31120, 32676, 34230, 36512, 37344, 39120, 40845, 43568, 45640, 46680, 54460, 54768, 62240, 63407, 65352, 68460, 78240, 81690, 87136, 91280, 93360, 108920, 109536, 126814, 130704, 136920, 163380, 182560, 186720, 190221, 217840, 253628, 261408, 273840, 317035, 326760, 380442, 435680, 443849, 507256, 547680, 634070, 653520, 760884, 887698, 951105, 1014512, 1268140, 1307040, 1331547, 1521768, 1775396, 1902210, 2029024, 2219245, 2536280, 2663094, 3043536, 3550792, 3804420, 4438490, 5072560, 5326188, 6087072, 6657735, 7101584, 7608840, 8876980, 10145120, 10652376, 13315470, 14203168, 15217680, 17753960, 21304752, 26630940, 30435360, 35507920, 42609504, 53261880, 71015840, 106523760, 213047520]

約数ペア:

[(1, 213047520), (2, 106523760), (3, 71015840), (4, 53261880), (5, 42609504), (6, 35507920), (7, 30435360), (8, 26630940), (10, 21304752), (12, 17753960), (14, 15217680), (15, 14203168), (16, 13315470), (20, 10652376), (21, 10145120), (24, 8876980), (28, 7608840), (30, 7101584), (32, 6657735), (35, 6087072), (40, 5326188), (42, 5072560), (48, 4438490), (56, 3804420), (60, 3550792), (70, 3043536), (80, 2663094), (84, 2536280), (96, 2219245), (105, 2029024), (112, 1902210), (120, 1775396), (140, 1521768), (160, 1331547), (163, 1307040), (168, 1268140), (210, 1014512), (224, 951105), (240, 887698), (280, 760884), (326, 653520), (336, 634070), (389, 547680), (420, 507256), (480, 443849), (489, 435680), (560, 380442), (652, 326760), (672, 317035), (778, 273840), (815, 261408), (840, 253628), (978, 217840), (1120, 190221), (1141, 186720), (1167, 182560), (1304, 163380), (1556, 136920), (1630, 130704), (1680, 126814), (1945, 109536), (1956, 108920), (2282, 93360), (2334, 91280), (2445, 87136), (2608, 81690), (2723, 78240), (3112, 68460), (3260, 65352), (3360, 63407), (3423, 62240), (3890, 54768), (3912, 54460), (4564, 46680), (4668, 45640), (4890, 43568), (5216, 40845), (5446, 39120), (5705, 37344), (5835, 36512), (6224, 34230), (6520, 32676), (6846, 31120), (7780, 27384), (7824, 27230), (8169, 26080), (9128, 23340), (9336, 22820), (9780, 21784), (10892, 19560), (11410, 18672), (11670, 18256), (12448, 17115), (13040, 16338), (13615, 15648), (13692, 15560)]