130388480

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:138

約数の個数: 120

約数和(自身を含む): 329131836

約数和(自身を除く): 198743356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 80, 106, 124, 128, 155, 160, 212, 248, 256, 265, 310, 320, 424, 496, 512, 530, 620, 640, 848, 961, 992, 1060, 1240, 1280, 1643, 1696, 1922, 1984, 2120, 2480, 2560, 3286, 3392, 3844, 3968, 4240, 4805, 4960, 6572, 6784, 7688, 7936, 8215, 8480, 9610, 9920, 13144, 13568, 15376, 15872, 16430, 16960, 19220, 19840, 26288, 27136, 30752, 32860, 33920, 38440, 39680, 50933, 52576, 61504, 65720, 67840, 76880, 79360, 101866, 105152, 123008, 131440, 135680, 153760, 203732, 210304, 246016, 254665, 262880, 307520, 407464, 420608, 492032, 509330, 525760, 615040, 814928, 841216, 1018660, 1051520, 1230080, 1629856, 2037320, 2103040, 2460160, 3259712, 4074640, 4206080, 6519424, 8149280, 13038848, 16298560, 26077696, 32597120, 65194240, 130388480]

約数ペア:

[(1, 130388480), (2, 65194240), (4, 32597120), (5, 26077696), (8, 16298560), (10, 13038848), (16, 8149280), (20, 6519424), (31, 4206080), (32, 4074640), (40, 3259712), (53, 2460160), (62, 2103040), (64, 2037320), (80, 1629856), (106, 1230080), (124, 1051520), (128, 1018660), (155, 841216), (160, 814928), (212, 615040), (248, 525760), (256, 509330), (265, 492032), (310, 420608), (320, 407464), (424, 307520), (496, 262880), (512, 254665), (530, 246016), (620, 210304), (640, 203732), (848, 153760), (961, 135680), (992, 131440), (1060, 123008), (1240, 105152), (1280, 101866), (1643, 79360), (1696, 76880), (1922, 67840), (1984, 65720), (2120, 61504), (2480, 52576), (2560, 50933), (3286, 39680), (3392, 38440), (3844, 33920), (3968, 32860), (4240, 30752), (4805, 27136), (4960, 26288), (6572, 19840), (6784, 19220), (7688, 16960), (7936, 16430), (8215, 15872), (8480, 15376), (9610, 13568), (9920, 13144)]