138676440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8689}}^1$

素因数の和:8729

約数の個数: 128

約数和(自身を含む): 500544000

約数和(自身を除く): 361867560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 8689, 15960, 17378, 26067, 34756, 43445, 52134, 60823, 69512, 86890, 104268, 121646, 130335, 165091, 173780, 182469, 208536, 243292, 260670, 304115, 330182, 347560, 364938, 486584, 495273, 521340, 608230, 660364, 729876, 825455, 912345, 990546, 1042680, 1155637, 1216460, 1320728, 1459752, 1650910, 1824690, 1981092, 2311274, 2432920, 2476365, 3301820, 3466911, 3649380, 3962184, 4622548, 4952730, 5778185, 6603640, 6933822, 7298760, 9245096, 9905460, 11556370, 13867644, 17334555, 19810920, 23112740, 27735288, 34669110, 46225480, 69338220, 138676440]

約数ペア:

[(1, 138676440), (2, 69338220), (3, 46225480), (4, 34669110), (5, 27735288), (6, 23112740), (7, 19810920), (8, 17334555), (10, 13867644), (12, 11556370), (14, 9905460), (15, 9245096), (19, 7298760), (20, 6933822), (21, 6603640), (24, 5778185), (28, 4952730), (30, 4622548), (35, 3962184), (38, 3649380), (40, 3466911), (42, 3301820), (56, 2476365), (57, 2432920), (60, 2311274), (70, 1981092), (76, 1824690), (84, 1650910), (95, 1459752), (105, 1320728), (114, 1216460), (120, 1155637), (133, 1042680), (140, 990546), (152, 912345), (168, 825455), (190, 729876), (210, 660364), (228, 608230), (266, 521340), (280, 495273), (285, 486584), (380, 364938), (399, 347560), (420, 330182), (456, 304115), (532, 260670), (570, 243292), (665, 208536), (760, 182469), (798, 173780), (840, 165091), (1064, 130335), (1140, 121646), (1330, 104268), (1596, 86890), (1995, 69512), (2280, 60823), (2660, 52134), (3192, 43445), (3990, 34756), (5320, 26067), (7980, 17378), (8689, 15960)]