308946560

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:626

約数の個数: 128

約数和(自身を含む): 808133760

約数和(自身を除く): 499187200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 128, 130, 142, 160, 208, 260, 284, 320, 355, 416, 520, 523, 568, 640, 710, 832, 923, 1040, 1046, 1136, 1420, 1664, 1846, 2080, 2092, 2272, 2615, 2840, 3692, 4160, 4184, 4544, 4615, 5230, 5680, 6799, 7384, 8320, 8368, 9088, 9230, 10460, 11360, 13598, 14768, 16736, 18460, 20920, 22720, 27196, 29536, 33472, 33995, 36920, 37133, 41840, 45440, 54392, 59072, 66944, 67990, 73840, 74266, 83680, 108784, 118144, 135980, 147680, 148532, 167360, 185665, 217568, 271960, 295360, 297064, 334720, 371330, 435136, 482729, 543920, 590720, 594128, 742660, 870272, 965458, 1087840, 1188256, 1485320, 1930916, 2175680, 2376512, 2413645, 2970640, 3861832, 4351360, 4753024, 4827290, 5941280, 7723664, 9654580, 11882560, 15447328, 19309160, 23765120, 30894656, 38618320, 61789312, 77236640, 154473280, 308946560]

約数ペア:

[(1, 308946560), (2, 154473280), (4, 77236640), (5, 61789312), (8, 38618320), (10, 30894656), (13, 23765120), (16, 19309160), (20, 15447328), (26, 11882560), (32, 9654580), (40, 7723664), (52, 5941280), (64, 4827290), (65, 4753024), (71, 4351360), (80, 3861832), (104, 2970640), (128, 2413645), (130, 2376512), (142, 2175680), (160, 1930916), (208, 1485320), (260, 1188256), (284, 1087840), (320, 965458), (355, 870272), (416, 742660), (520, 594128), (523, 590720), (568, 543920), (640, 482729), (710, 435136), (832, 371330), (923, 334720), (1040, 297064), (1046, 295360), (1136, 271960), (1420, 217568), (1664, 185665), (1846, 167360), (2080, 148532), (2092, 147680), (2272, 135980), (2615, 118144), (2840, 108784), (3692, 83680), (4160, 74266), (4184, 73840), (4544, 67990), (4615, 66944), (5230, 59072), (5680, 54392), (6799, 45440), (7384, 41840), (8320, 37133), (8368, 36920), (9088, 33995), (9230, 33472), (10460, 29536), (11360, 27196), (13598, 22720), (14768, 20920), (16736, 18460)]