15690168520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{30509}}^1$

素因数の和:30599

約数の個数: 128

約数和(自身を含む): 40595385600

約数和(自身を除く): 24905217080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 43, 46, 52, 65, 86, 92, 104, 115, 130, 172, 184, 215, 230, 260, 299, 344, 430, 460, 520, 559, 598, 860, 920, 989, 1118, 1196, 1495, 1720, 1978, 2236, 2392, 2795, 2990, 3956, 4472, 4945, 5590, 5980, 7912, 9890, 11180, 11960, 12857, 19780, 22360, 25714, 30509, 39560, 51428, 61018, 64285, 102856, 122036, 128570, 152545, 244072, 257140, 305090, 396617, 514280, 610180, 701707, 793234, 1220360, 1311887, 1403414, 1586468, 1983085, 2623774, 2806828, 3172936, 3508535, 3966170, 5247548, 5613656, 6559435, 7017070, 7932340, 9122191, 10495096, 13118870, 14034140, 15864680, 17054531, 18244382, 26237740, 28068280, 30173401, 34109062, 36488764, 45610955, 52475480, 60346802, 68218124, 72977528, 85272655, 91221910, 120693604, 136436248, 150867005, 170545310, 182443820, 241387208, 301734010, 341090620, 364887640, 392254213, 603468020, 682181240, 784508426, 1206936040, 1569016852, 1961271065, 3138033704, 3922542130, 7845084260, 15690168520]

約数ペア:

[(1, 15690168520), (2, 7845084260), (4, 3922542130), (5, 3138033704), (8, 1961271065), (10, 1569016852), (13, 1206936040), (20, 784508426), (23, 682181240), (26, 603468020), (40, 392254213), (43, 364887640), (46, 341090620), (52, 301734010), (65, 241387208), (86, 182443820), (92, 170545310), (104, 150867005), (115, 136436248), (130, 120693604), (172, 91221910), (184, 85272655), (215, 72977528), (230, 68218124), (260, 60346802), (299, 52475480), (344, 45610955), (430, 36488764), (460, 34109062), (520, 30173401), (559, 28068280), (598, 26237740), (860, 18244382), (920, 17054531), (989, 15864680), (1118, 14034140), (1196, 13118870), (1495, 10495096), (1720, 9122191), (1978, 7932340), (2236, 7017070), (2392, 6559435), (2795, 5613656), (2990, 5247548), (3956, 3966170), (4472, 3508535), (4945, 3172936), (5590, 2806828), (5980, 2623774), (7912, 1983085), (9890, 1586468), (11180, 1403414), (11960, 1311887), (12857, 1220360), (19780, 793234), (22360, 701707), (25714, 610180), (30509, 514280), (39560, 396617), (51428, 305090), (61018, 257140), (64285, 244072), (102856, 152545), (122036, 128570)]