1521920

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 3863160

約数和(自身を除く): 2341240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 41, 58, 64, 80, 82, 116, 128, 145, 160, 164, 205, 232, 256, 290, 320, 328, 410, 464, 580, 640, 656, 820, 928, 1160, 1189, 1280, 1312, 1640, 1856, 2320, 2378, 2624, 3280, 3712, 4640, 4756, 5248, 5945, 6560, 7424, 9280, 9512, 10496, 11890, 13120, 18560, 19024, 23780, 26240, 37120, 38048, 47560, 52480, 76096, 95120, 152192, 190240, 304384, 380480, 760960, 1521920]

約数ペア:

[(1, 1521920), (2, 760960), (4, 380480), (5, 304384), (8, 190240), (10, 152192), (16, 95120), (20, 76096), (29, 52480), (32, 47560), (40, 38048), (41, 37120), (58, 26240), (64, 23780), (80, 19024), (82, 18560), (116, 13120), (128, 11890), (145, 10496), (160, 9512), (164, 9280), (205, 7424), (232, 6560), (256, 5945), (290, 5248), (320, 4756), (328, 4640), (410, 3712), (464, 3280), (580, 2624), (640, 2378), (656, 2320), (820, 1856), (928, 1640), (1160, 1312), (1189, 1280)]