61554480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:319

約数の個数: 160

約数和(自身を含む): 208528320

約数和(自身を除く): 146973840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 109, 120, 130, 156, 181, 195, 208, 218, 240, 260, 312, 327, 362, 390, 436, 520, 543, 545, 624, 654, 724, 780, 872, 905, 1040, 1086, 1090, 1308, 1417, 1448, 1560, 1635, 1744, 1810, 2172, 2180, 2353, 2616, 2715, 2834, 2896, 3120, 3270, 3620, 4251, 4344, 4360, 4706, 5232, 5430, 5668, 6540, 7059, 7085, 7240, 8502, 8688, 8720, 9412, 10860, 11336, 11765, 13080, 14118, 14170, 14480, 17004, 18824, 19729, 21255, 21720, 22672, 23530, 26160, 28236, 28340, 34008, 35295, 37648, 39458, 42510, 43440, 47060, 56472, 56680, 59187, 68016, 70590, 78916, 85020, 94120, 98645, 112944, 113360, 118374, 141180, 157832, 170040, 188240, 197290, 236748, 256477, 282360, 295935, 315664, 340080, 394580, 473496, 512954, 564720, 591870, 769431, 789160, 946992, 1025908, 1183740, 1282385, 1538862, 1578320, 2051816, 2367480, 2564770, 3077724, 3847155, 4103632, 4734960, 5129540, 6155448, 7694310, 10259080, 12310896, 15388620, 20518160, 30777240, 61554480]

約数ペア:

[(1, 61554480), (2, 30777240), (3, 20518160), (4, 15388620), (5, 12310896), (6, 10259080), (8, 7694310), (10, 6155448), (12, 5129540), (13, 4734960), (15, 4103632), (16, 3847155), (20, 3077724), (24, 2564770), (26, 2367480), (30, 2051816), (39, 1578320), (40, 1538862), (48, 1282385), (52, 1183740), (60, 1025908), (65, 946992), (78, 789160), (80, 769431), (104, 591870), (109, 564720), (120, 512954), (130, 473496), (156, 394580), (181, 340080), (195, 315664), (208, 295935), (218, 282360), (240, 256477), (260, 236748), (312, 197290), (327, 188240), (362, 170040), (390, 157832), (436, 141180), (520, 118374), (543, 113360), (545, 112944), (624, 98645), (654, 94120), (724, 85020), (780, 78916), (872, 70590), (905, 68016), (1040, 59187), (1086, 56680), (1090, 56472), (1308, 47060), (1417, 43440), (1448, 42510), (1560, 39458), (1635, 37648), (1744, 35295), (1810, 34008), (2172, 28340), (2180, 28236), (2353, 26160), (2616, 23530), (2715, 22672), (2834, 21720), (2896, 21255), (3120, 19729), (3270, 18824), (3620, 17004), (4251, 14480), (4344, 14170), (4360, 14118), (4706, 13080), (5232, 11765), (5430, 11336), (5668, 10860), (6540, 9412), (7059, 8720), (7085, 8688), (7240, 8502)]