15672720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:533

約数の個数: 160

約数和(自身を含む): 58567680

約数和(自身を除く): 42894960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 491, 532, 560, 570, 665, 760, 798, 840, 912, 982, 1064, 1140, 1330, 1473, 1520, 1596, 1680, 1964, 1995, 2128, 2280, 2455, 2660, 2946, 3192, 3437, 3928, 3990, 4560, 4910, 5320, 5892, 6384, 6874, 7365, 7856, 7980, 9329, 9820, 10311, 10640, 11784, 13748, 14730, 15960, 17185, 18658, 19640, 20622, 23568, 27496, 27987, 29460, 31920, 34370, 37316, 39280, 41244, 46645, 51555, 54992, 55974, 58920, 65303, 68740, 74632, 82488, 93290, 103110, 111948, 117840, 130606, 137480, 139935, 149264, 164976, 186580, 195909, 206220, 223896, 261212, 274960, 279870, 326515, 373160, 391818, 412440, 447792, 522424, 559740, 653030, 746320, 783636, 824880, 979545, 1044848, 1119480, 1306060, 1567272, 1959090, 2238960, 2612120, 3134544, 3918180, 5224240, 7836360, 15672720]

約数ペア:

[(1, 15672720), (2, 7836360), (3, 5224240), (4, 3918180), (5, 3134544), (6, 2612120), (7, 2238960), (8, 1959090), (10, 1567272), (12, 1306060), (14, 1119480), (15, 1044848), (16, 979545), (19, 824880), (20, 783636), (21, 746320), (24, 653030), (28, 559740), (30, 522424), (35, 447792), (38, 412440), (40, 391818), (42, 373160), (48, 326515), (56, 279870), (57, 274960), (60, 261212), (70, 223896), (76, 206220), (80, 195909), (84, 186580), (95, 164976), (105, 149264), (112, 139935), (114, 137480), (120, 130606), (133, 117840), (140, 111948), (152, 103110), (168, 93290), (190, 82488), (210, 74632), (228, 68740), (240, 65303), (266, 58920), (280, 55974), (285, 54992), (304, 51555), (336, 46645), (380, 41244), (399, 39280), (420, 37316), (456, 34370), (491, 31920), (532, 29460), (560, 27987), (570, 27496), (665, 23568), (760, 20622), (798, 19640), (840, 18658), (912, 17185), (982, 15960), (1064, 14730), (1140, 13748), (1330, 11784), (1473, 10640), (1520, 10311), (1596, 9820), (1680, 9329), (1964, 7980), (1995, 7856), (2128, 7365), (2280, 6874), (2455, 6384), (2660, 5892), (2946, 5320), (3192, 4910), (3437, 4560), (3928, 3990)]