74321920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:239

約数の個数: 104

約数和(自身を含む): 188720640

約数和(自身を除く): 114398720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 191, 256, 304, 320, 380, 382, 512, 608, 640, 760, 764, 955, 1024, 1216, 1280, 1520, 1528, 1910, 2048, 2432, 2560, 3040, 3056, 3629, 3820, 4096, 4864, 5120, 6080, 6112, 7258, 7640, 9728, 10240, 12160, 12224, 14516, 15280, 18145, 19456, 20480, 24320, 24448, 29032, 30560, 36290, 38912, 48640, 48896, 58064, 61120, 72580, 77824, 97280, 97792, 116128, 122240, 145160, 194560, 195584, 232256, 244480, 290320, 389120, 391168, 464512, 488960, 580640, 782336, 929024, 977920, 1161280, 1858048, 1955840, 2322560, 3716096, 3911680, 4645120, 7432192, 9290240, 14864384, 18580480, 37160960, 74321920]

約数ペア:

[(1, 74321920), (2, 37160960), (4, 18580480), (5, 14864384), (8, 9290240), (10, 7432192), (16, 4645120), (19, 3911680), (20, 3716096), (32, 2322560), (38, 1955840), (40, 1858048), (64, 1161280), (76, 977920), (80, 929024), (95, 782336), (128, 580640), (152, 488960), (160, 464512), (190, 391168), (191, 389120), (256, 290320), (304, 244480), (320, 232256), (380, 195584), (382, 194560), (512, 145160), (608, 122240), (640, 116128), (760, 97792), (764, 97280), (955, 77824), (1024, 72580), (1216, 61120), (1280, 58064), (1520, 48896), (1528, 48640), (1910, 38912), (2048, 36290), (2432, 30560), (2560, 29032), (3040, 24448), (3056, 24320), (3629, 20480), (3820, 19456), (4096, 18145), (4864, 15280), (5120, 14516), (6080, 12224), (6112, 12160), (7258, 10240), (7640, 9728)]