127176728

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 311040000

約数和(自身を除く): 183863272

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 79, 89, 119, 133, 136, 152, 158, 178, 238, 266, 316, 323, 356, 476, 532, 553, 623, 632, 646, 712, 952, 1064, 1106, 1246, 1292, 1343, 1501, 1513, 1691, 2212, 2261, 2492, 2584, 2686, 3002, 3026, 3382, 4424, 4522, 4984, 5372, 6004, 6052, 6764, 7031, 9044, 9401, 10507, 10591, 10744, 11837, 12008, 12104, 13528, 14062, 18088, 18802, 21014, 21182, 23674, 25517, 28124, 28747, 37604, 42028, 42364, 47348, 49217, 51034, 56248, 57494, 75208, 84056, 84728, 94696, 98434, 102068, 114988, 119527, 133589, 178619, 196868, 201229, 204136, 229976, 239054, 267178, 357238, 393736, 402458, 478108, 534356, 714476, 804916, 836689, 935123, 956216, 1068712, 1428952, 1609832, 1673378, 1870246, 2271013, 3346756, 3740492, 4542026, 6693512, 7480984, 9084052, 15897091, 18168104, 31794182, 63588364, 127176728]

約数ペア:

[(1, 127176728), (2, 63588364), (4, 31794182), (7, 18168104), (8, 15897091), (14, 9084052), (17, 7480984), (19, 6693512), (28, 4542026), (34, 3740492), (38, 3346756), (56, 2271013), (68, 1870246), (76, 1673378), (79, 1609832), (89, 1428952), (119, 1068712), (133, 956216), (136, 935123), (152, 836689), (158, 804916), (178, 714476), (238, 534356), (266, 478108), (316, 402458), (323, 393736), (356, 357238), (476, 267178), (532, 239054), (553, 229976), (623, 204136), (632, 201229), (646, 196868), (712, 178619), (952, 133589), (1064, 119527), (1106, 114988), (1246, 102068), (1292, 98434), (1343, 94696), (1501, 84728), (1513, 84056), (1691, 75208), (2212, 57494), (2261, 56248), (2492, 51034), (2584, 49217), (2686, 47348), (3002, 42364), (3026, 42028), (3382, 37604), (4424, 28747), (4522, 28124), (4984, 25517), (5372, 23674), (6004, 21182), (6052, 21014), (6764, 18802), (7031, 18088), (9044, 14062), (9401, 13528), (10507, 12104), (10591, 12008), (10744, 11837)]