201638240

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:544

約数の個数: 96

約数和(自身を含む): 501681600

約数和(自身を除く): 300043360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 157, 160, 184, 230, 314, 349, 368, 460, 628, 698, 736, 785, 920, 1256, 1396, 1570, 1745, 1840, 2512, 2792, 3140, 3490, 3611, 3680, 5024, 5584, 6280, 6980, 7222, 8027, 11168, 12560, 13960, 14444, 16054, 18055, 25120, 27920, 28888, 32108, 36110, 40135, 54793, 55840, 57776, 64216, 72220, 80270, 109586, 115552, 128432, 144440, 160540, 219172, 256864, 273965, 288880, 321080, 438344, 547930, 577760, 642160, 876688, 1095860, 1260239, 1284320, 1753376, 2191720, 2520478, 4383440, 5040956, 6301195, 8766880, 10081912, 12602390, 20163824, 25204780, 40327648, 50409560, 100819120, 201638240]

約数ペア:

[(1, 201638240), (2, 100819120), (4, 50409560), (5, 40327648), (8, 25204780), (10, 20163824), (16, 12602390), (20, 10081912), (23, 8766880), (32, 6301195), (40, 5040956), (46, 4383440), (80, 2520478), (92, 2191720), (115, 1753376), (157, 1284320), (160, 1260239), (184, 1095860), (230, 876688), (314, 642160), (349, 577760), (368, 547930), (460, 438344), (628, 321080), (698, 288880), (736, 273965), (785, 256864), (920, 219172), (1256, 160540), (1396, 144440), (1570, 128432), (1745, 115552), (1840, 109586), (2512, 80270), (2792, 72220), (3140, 64216), (3490, 57776), (3611, 55840), (3680, 54793), (5024, 40135), (5584, 36110), (6280, 32108), (6980, 28888), (7222, 27920), (8027, 25120), (11168, 18055), (12560, 16054), (13960, 14444)]