30133760

素因数分解:

$2^9\times 5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 80

約数和(自身を含む): 73656000

約数和(自身を除く): 43522240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 149, 158, 160, 256, 298, 316, 320, 395, 512, 596, 632, 640, 745, 790, 1192, 1264, 1280, 1490, 1580, 2384, 2528, 2560, 2980, 3160, 4768, 5056, 5960, 6320, 9536, 10112, 11771, 11920, 12640, 19072, 20224, 23542, 23840, 25280, 38144, 40448, 47084, 47680, 50560, 58855, 76288, 94168, 95360, 101120, 117710, 188336, 190720, 202240, 235420, 376672, 381440, 470840, 753344, 941680, 1506688, 1883360, 3013376, 3766720, 6026752, 7533440, 15066880, 30133760]

約数ペア:

[(1, 30133760), (2, 15066880), (4, 7533440), (5, 6026752), (8, 3766720), (10, 3013376), (16, 1883360), (20, 1506688), (32, 941680), (40, 753344), (64, 470840), (79, 381440), (80, 376672), (128, 235420), (149, 202240), (158, 190720), (160, 188336), (256, 117710), (298, 101120), (316, 95360), (320, 94168), (395, 76288), (512, 58855), (596, 50560), (632, 47680), (640, 47084), (745, 40448), (790, 38144), (1192, 25280), (1264, 23840), (1280, 23542), (1490, 20224), (1580, 19072), (2384, 12640), (2528, 11920), (2560, 11771), (2980, 10112), (3160, 9536), (4768, 6320), (5056, 5960)]