28916480

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 77263200

約数和(自身を除く): 48346720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 41, 58, 64, 76, 80, 82, 95, 116, 128, 145, 152, 160, 164, 190, 205, 232, 256, 290, 304, 320, 328, 380, 410, 464, 551, 580, 608, 640, 656, 760, 779, 820, 928, 1102, 1160, 1189, 1216, 1280, 1312, 1520, 1558, 1640, 1856, 2204, 2320, 2378, 2432, 2624, 2755, 3040, 3116, 3280, 3712, 3895, 4408, 4640, 4756, 4864, 5248, 5510, 5945, 6080, 6232, 6560, 7424, 7790, 8816, 9280, 9512, 10496, 11020, 11890, 12160, 12464, 13120, 15580, 17632, 18560, 19024, 22040, 22591, 23780, 24320, 24928, 26240, 31160, 35264, 37120, 38048, 44080, 45182, 47560, 49856, 52480, 62320, 70528, 76096, 88160, 90364, 95120, 99712, 112955, 124640, 141056, 152192, 176320, 180728, 190240, 199424, 225910, 249280, 304384, 352640, 361456, 380480, 451820, 498560, 705280, 722912, 760960, 903640, 997120, 1445824, 1521920, 1807280, 2891648, 3614560, 5783296, 7229120, 14458240, 28916480]

約数ペア:

[(1, 28916480), (2, 14458240), (4, 7229120), (5, 5783296), (8, 3614560), (10, 2891648), (16, 1807280), (19, 1521920), (20, 1445824), (29, 997120), (32, 903640), (38, 760960), (40, 722912), (41, 705280), (58, 498560), (64, 451820), (76, 380480), (80, 361456), (82, 352640), (95, 304384), (116, 249280), (128, 225910), (145, 199424), (152, 190240), (160, 180728), (164, 176320), (190, 152192), (205, 141056), (232, 124640), (256, 112955), (290, 99712), (304, 95120), (320, 90364), (328, 88160), (380, 76096), (410, 70528), (464, 62320), (551, 52480), (580, 49856), (608, 47560), (640, 45182), (656, 44080), (760, 38048), (779, 37120), (820, 35264), (928, 31160), (1102, 26240), (1160, 24928), (1189, 24320), (1216, 23780), (1280, 22591), (1312, 22040), (1520, 19024), (1558, 18560), (1640, 17632), (1856, 15580), (2204, 13120), (2320, 12464), (2378, 12160), (2432, 11890), (2624, 11020), (2755, 10496), (3040, 9512), (3116, 9280), (3280, 8816), (3712, 7790), (3895, 7424), (4408, 6560), (4640, 6232), (4756, 6080), (4864, 5945), (5248, 5510)]