203474648

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^2$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 439803900

約数和(自身を除く): 236329252

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 89, 104, 152, 169, 178, 247, 338, 356, 494, 676, 712, 988, 1157, 1352, 1691, 1976, 2314, 3211, 3382, 4628, 6422, 6764, 7921, 9256, 12844, 13528, 15041, 15842, 21983, 25688, 30082, 31684, 43966, 60164, 63368, 87932, 102973, 120328, 150499, 175864, 205946, 285779, 300998, 411892, 571558, 601996, 823784, 1143116, 1203992, 1338649, 1956487, 2286232, 2677298, 3912974, 5354596, 7825948, 10709192, 15651896, 25434331, 50868662, 101737324, 203474648]

約数ペア:

[(1, 203474648), (2, 101737324), (4, 50868662), (8, 25434331), (13, 15651896), (19, 10709192), (26, 7825948), (38, 5354596), (52, 3912974), (76, 2677298), (89, 2286232), (104, 1956487), (152, 1338649), (169, 1203992), (178, 1143116), (247, 823784), (338, 601996), (356, 571558), (494, 411892), (676, 300998), (712, 285779), (988, 205946), (1157, 175864), (1352, 150499), (1691, 120328), (1976, 102973), (2314, 87932), (3211, 63368), (3382, 60164), (4628, 43966), (6422, 31684), (6764, 30082), (7921, 25688), (9256, 21983), (12844, 15842), (13528, 15041)]