199015728

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3257}}^1$

素因数の和:3354

約数の個数: 80

約数和(自身を含む): 549429120

約数和(自身を除く): 350413392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 67, 76, 114, 134, 152, 201, 228, 268, 304, 402, 456, 536, 804, 912, 1072, 1273, 1608, 2546, 3216, 3257, 3819, 5092, 6514, 7638, 9771, 10184, 13028, 15276, 19542, 20368, 26056, 30552, 39084, 52112, 61104, 61883, 78168, 123766, 156336, 185649, 218219, 247532, 371298, 436438, 495064, 654657, 742596, 872876, 990128, 1309314, 1485192, 1745752, 2618628, 2970384, 3491504, 4146161, 5237256, 8292322, 10474512, 12438483, 16584644, 24876966, 33169288, 49753932, 66338576, 99507864, 199015728]

約数ペア:

[(1, 199015728), (2, 99507864), (3, 66338576), (4, 49753932), (6, 33169288), (8, 24876966), (12, 16584644), (16, 12438483), (19, 10474512), (24, 8292322), (38, 5237256), (48, 4146161), (57, 3491504), (67, 2970384), (76, 2618628), (114, 1745752), (134, 1485192), (152, 1309314), (201, 990128), (228, 872876), (268, 742596), (304, 654657), (402, 495064), (456, 436438), (536, 371298), (804, 247532), (912, 218219), (1072, 185649), (1273, 156336), (1608, 123766), (2546, 78168), (3216, 61883), (3257, 61104), (3819, 52112), (5092, 39084), (6514, 30552), (7638, 26056), (9771, 20368), (10184, 19542), (13028, 15276)]