18053560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 48345120

約数和(自身を除く): 30291560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 61, 70, 98, 122, 140, 151, 196, 244, 245, 280, 302, 305, 392, 427, 488, 490, 604, 610, 755, 854, 980, 1057, 1208, 1220, 1510, 1708, 1960, 2114, 2135, 2440, 2989, 3020, 3416, 4228, 4270, 5285, 5978, 6040, 7399, 8456, 8540, 9211, 10570, 11956, 14798, 14945, 17080, 18422, 21140, 23912, 29596, 29890, 36844, 36995, 42280, 46055, 59192, 59780, 64477, 73688, 73990, 92110, 119560, 128954, 147980, 184220, 257908, 295960, 322385, 368440, 451339, 515816, 644770, 902678, 1289540, 1805356, 2256695, 2579080, 3610712, 4513390, 9026780, 18053560]

約数ペア:

[(1, 18053560), (2, 9026780), (4, 4513390), (5, 3610712), (7, 2579080), (8, 2256695), (10, 1805356), (14, 1289540), (20, 902678), (28, 644770), (35, 515816), (40, 451339), (49, 368440), (56, 322385), (61, 295960), (70, 257908), (98, 184220), (122, 147980), (140, 128954), (151, 119560), (196, 92110), (244, 73990), (245, 73688), (280, 64477), (302, 59780), (305, 59192), (392, 46055), (427, 42280), (488, 36995), (490, 36844), (604, 29890), (610, 29596), (755, 23912), (854, 21140), (980, 18422), (1057, 17080), (1208, 14945), (1220, 14798), (1510, 11956), (1708, 10570), (1960, 9211), (2114, 8540), (2135, 8456), (2440, 7399), (2989, 6040), (3020, 5978), (3416, 5285), (4228, 4270)]