19788600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 192

約数和(自身を含む): 68745600

約数和(自身を除く): 48957000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 43, 50, 52, 59, 60, 65, 75, 78, 86, 100, 104, 118, 120, 129, 130, 150, 156, 172, 177, 195, 200, 215, 236, 258, 260, 295, 300, 312, 325, 344, 354, 390, 430, 472, 516, 520, 559, 590, 600, 645, 650, 708, 767, 780, 860, 885, 975, 1032, 1075, 1118, 1180, 1290, 1300, 1416, 1475, 1534, 1560, 1677, 1720, 1770, 1950, 2150, 2236, 2301, 2360, 2537, 2580, 2600, 2795, 2950, 3068, 3225, 3354, 3540, 3835, 3900, 4300, 4425, 4472, 4602, 5074, 5160, 5590, 5900, 6136, 6450, 6708, 7080, 7611, 7670, 7800, 8385, 8600, 8850, 9204, 10148, 11180, 11505, 11800, 12685, 12900, 13416, 13975, 15222, 15340, 16770, 17700, 18408, 19175, 20296, 22360, 23010, 25370, 25800, 27950, 30444, 30680, 32981, 33540, 35400, 38055, 38350, 41925, 46020, 50740, 55900, 57525, 60888, 63425, 65962, 67080, 76110, 76700, 83850, 92040, 98943, 101480, 111800, 115050, 126850, 131924, 152220, 153400, 164905, 167700, 190275, 197886, 230100, 253700, 263848, 304440, 329810, 335400, 380550, 395772, 460200, 494715, 507400, 659620, 761100, 791544, 824525, 989430, 1319240, 1522200, 1649050, 1978860, 2473575, 3298100, 3957720, 4947150, 6596200, 9894300, 19788600]

約数ペア:

[(1, 19788600), (2, 9894300), (3, 6596200), (4, 4947150), (5, 3957720), (6, 3298100), (8, 2473575), (10, 1978860), (12, 1649050), (13, 1522200), (15, 1319240), (20, 989430), (24, 824525), (25, 791544), (26, 761100), (30, 659620), (39, 507400), (40, 494715), (43, 460200), (50, 395772), (52, 380550), (59, 335400), (60, 329810), (65, 304440), (75, 263848), (78, 253700), (86, 230100), (100, 197886), (104, 190275), (118, 167700), (120, 164905), (129, 153400), (130, 152220), (150, 131924), (156, 126850), (172, 115050), (177, 111800), (195, 101480), (200, 98943), (215, 92040), (236, 83850), (258, 76700), (260, 76110), (295, 67080), (300, 65962), (312, 63425), (325, 60888), (344, 57525), (354, 55900), (390, 50740), (430, 46020), (472, 41925), (516, 38350), (520, 38055), (559, 35400), (590, 33540), (600, 32981), (645, 30680), (650, 30444), (708, 27950), (767, 25800), (780, 25370), (860, 23010), (885, 22360), (975, 20296), (1032, 19175), (1075, 18408), (1118, 17700), (1180, 16770), (1290, 15340), (1300, 15222), (1416, 13975), (1475, 13416), (1534, 12900), (1560, 12685), (1677, 11800), (1720, 11505), (1770, 11180), (1950, 10148), (2150, 9204), (2236, 8850), (2301, 8600), (2360, 8385), (2537, 7800), (2580, 7670), (2600, 7611), (2795, 7080), (2950, 6708), (3068, 6450), (3225, 6136), (3354, 5900), (3540, 5590), (3835, 5160), (3900, 5074), (4300, 4602), (4425, 4472)]