645643440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22993}}^1$

素因数の和:23028

約数の個数: 160

約数和(自身を含む): 2395055040

約数和(自身を除く): 1749411600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 2160, 2340, 2808, 3120, 3510, 4680, 5616, 7020, 9360, 14040, 22993, 28080, 45986, 68979, 91972, 114965, 137958, 183944, 206937, 229930, 275916, 298909, 344895, 367888, 413874, 459860, 551832, 597818, 620811, 689790, 827748, 896727, 919720, 1034685, 1103664, 1195636, 1241622, 1379580, 1494545, 1655496, 1793454, 1839440, 2069370, 2391272, 2483244, 2690181, 2759160, 2989090, 3104055, 3310992, 3586908, 4138740, 4483635, 4782544, 4966488, 5380362, 5518320, 5978180, 6208110, 7173816, 8070543, 8277480, 8967270, 9932976, 10760724, 11956360, 12416220, 13450905, 14347632, 16141086, 16554960, 17934540, 21521448, 23912720, 24832440, 26901810, 32282172, 35869080, 40352715, 43042896, 49664880, 53803620, 64564344, 71738160, 80705430, 107607240, 129128688, 161410860, 215214480, 322821720, 645643440]

約数ペア:

[(1, 645643440), (2, 322821720), (3, 215214480), (4, 161410860), (5, 129128688), (6, 107607240), (8, 80705430), (9, 71738160), (10, 64564344), (12, 53803620), (13, 49664880), (15, 43042896), (16, 40352715), (18, 35869080), (20, 32282172), (24, 26901810), (26, 24832440), (27, 23912720), (30, 21521448), (36, 17934540), (39, 16554960), (40, 16141086), (45, 14347632), (48, 13450905), (52, 12416220), (54, 11956360), (60, 10760724), (65, 9932976), (72, 8967270), (78, 8277480), (80, 8070543), (90, 7173816), (104, 6208110), (108, 5978180), (117, 5518320), (120, 5380362), (130, 4966488), (135, 4782544), (144, 4483635), (156, 4138740), (180, 3586908), (195, 3310992), (208, 3104055), (216, 2989090), (234, 2759160), (240, 2690181), (260, 2483244), (270, 2391272), (312, 2069370), (351, 1839440), (360, 1793454), (390, 1655496), (432, 1494545), (468, 1379580), (520, 1241622), (540, 1195636), (585, 1103664), (624, 1034685), (702, 919720), (720, 896727), (780, 827748), (936, 689790), (1040, 620811), (1080, 597818), (1170, 551832), (1404, 459860), (1560, 413874), (1755, 367888), (1872, 344895), (2160, 298909), (2340, 275916), (2808, 229930), (3120, 206937), (3510, 183944), (4680, 137958), (5616, 114965), (7020, 91972), (9360, 68979), (14040, 45986), (22993, 28080)]