127403728

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 270138960

約数和(自身を除く): 142735232

約数列:

[1, 2, 4, 8, 16, 29, 37, 41, 58, 74, 82, 116, 148, 164, 181, 232, 296, 328, 362, 464, 592, 656, 724, 1073, 1189, 1448, 1517, 2146, 2378, 2896, 3034, 4292, 4756, 5249, 6068, 6697, 7421, 8584, 9512, 10498, 12136, 13394, 14842, 17168, 19024, 20996, 24272, 26788, 29684, 41992, 43993, 53576, 59368, 83984, 87986, 107152, 118736, 175972, 194213, 215209, 274577, 351944, 388426, 430418, 549154, 703888, 776852, 860836, 1098308, 1553704, 1721672, 2196616, 3107408, 3443344, 4393232, 7962733, 15925466, 31850932, 63701864, 127403728]

約数ペア:

[(1, 127403728), (2, 63701864), (4, 31850932), (8, 15925466), (16, 7962733), (29, 4393232), (37, 3443344), (41, 3107408), (58, 2196616), (74, 1721672), (82, 1553704), (116, 1098308), (148, 860836), (164, 776852), (181, 703888), (232, 549154), (296, 430418), (328, 388426), (362, 351944), (464, 274577), (592, 215209), (656, 194213), (724, 175972), (1073, 118736), (1189, 107152), (1448, 87986), (1517, 83984), (2146, 59368), (2378, 53576), (2896, 43993), (3034, 41992), (4292, 29684), (4756, 26788), (5249, 24272), (6068, 20996), (6697, 19024), (7421, 17168), (8584, 14842), (9512, 13394), (10498, 12136)]