9909760

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{79}}^1$

素因数の和:116

約数の個数: 120

約数和(自身を含む): 27989280

約数和(自身を除く): 18079520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 79, 80, 98, 112, 128, 140, 158, 160, 196, 224, 245, 256, 280, 316, 320, 392, 395, 448, 490, 512, 553, 560, 632, 640, 784, 790, 896, 980, 1106, 1120, 1264, 1280, 1568, 1580, 1792, 1960, 2212, 2240, 2528, 2560, 2765, 3136, 3160, 3584, 3871, 3920, 4424, 4480, 5056, 5530, 6272, 6320, 7742, 7840, 8848, 8960, 10112, 11060, 12544, 12640, 15484, 15680, 17696, 17920, 19355, 20224, 22120, 25088, 25280, 30968, 31360, 35392, 38710, 40448, 44240, 50560, 61936, 62720, 70784, 77420, 88480, 101120, 123872, 125440, 141568, 154840, 176960, 202240, 247744, 283136, 309680, 353920, 495488, 619360, 707840, 990976, 1238720, 1415680, 1981952, 2477440, 4954880, 9909760]

約数ペア:

[(1, 9909760), (2, 4954880), (4, 2477440), (5, 1981952), (7, 1415680), (8, 1238720), (10, 990976), (14, 707840), (16, 619360), (20, 495488), (28, 353920), (32, 309680), (35, 283136), (40, 247744), (49, 202240), (56, 176960), (64, 154840), (70, 141568), (79, 125440), (80, 123872), (98, 101120), (112, 88480), (128, 77420), (140, 70784), (158, 62720), (160, 61936), (196, 50560), (224, 44240), (245, 40448), (256, 38710), (280, 35392), (316, 31360), (320, 30968), (392, 25280), (395, 25088), (448, 22120), (490, 20224), (512, 19355), (553, 17920), (560, 17696), (632, 15680), (640, 15484), (784, 12640), (790, 12544), (896, 11060), (980, 10112), (1106, 8960), (1120, 8848), (1264, 7840), (1280, 7742), (1568, 6320), (1580, 6272), (1792, 5530), (1960, 5056), (2212, 4480), (2240, 4424), (2528, 3920), (2560, 3871), (2765, 3584), (3136, 3160)]