20156810040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{82219}}^1$

素因数の和:82466

約数の個数: 128

約数和(自身を含む): 67486176000

約数和(自身を除く): 47329365960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 227, 270, 360, 454, 540, 681, 908, 1080, 1135, 1362, 1816, 2043, 2270, 2724, 3405, 4086, 4540, 5448, 6129, 6810, 8172, 9080, 10215, 12258, 13620, 16344, 20430, 24516, 27240, 30645, 40860, 49032, 61290, 81720, 82219, 122580, 164438, 245160, 246657, 328876, 411095, 493314, 657752, 739971, 822190, 986628, 1233285, 1479942, 1644380, 1973256, 2219913, 2466570, 2959884, 3288760, 3699855, 4439826, 4933140, 5919768, 7399710, 8879652, 9866280, 11099565, 14799420, 17759304, 18663713, 22199130, 29598840, 37327426, 44398260, 55991139, 74654852, 88796520, 93318565, 111982278, 149309704, 167973417, 186637130, 223964556, 279955695, 335946834, 373274260, 447929112, 503920251, 559911390, 671893668, 746548520, 839867085, 1007840502, 1119822780, 1343787336, 1679734170, 2015681004, 2239645560, 2519601255, 3359468340, 4031362008, 5039202510, 6718936680, 10078405020, 20156810040]

約数ペア:

[(1, 20156810040), (2, 10078405020), (3, 6718936680), (4, 5039202510), (5, 4031362008), (6, 3359468340), (8, 2519601255), (9, 2239645560), (10, 2015681004), (12, 1679734170), (15, 1343787336), (18, 1119822780), (20, 1007840502), (24, 839867085), (27, 746548520), (30, 671893668), (36, 559911390), (40, 503920251), (45, 447929112), (54, 373274260), (60, 335946834), (72, 279955695), (90, 223964556), (108, 186637130), (120, 167973417), (135, 149309704), (180, 111982278), (216, 93318565), (227, 88796520), (270, 74654852), (360, 55991139), (454, 44398260), (540, 37327426), (681, 29598840), (908, 22199130), (1080, 18663713), (1135, 17759304), (1362, 14799420), (1816, 11099565), (2043, 9866280), (2270, 8879652), (2724, 7399710), (3405, 5919768), (4086, 4933140), (4540, 4439826), (5448, 3699855), (6129, 3288760), (6810, 2959884), (8172, 2466570), (9080, 2219913), (10215, 1973256), (12258, 1644380), (13620, 1479942), (16344, 1233285), (20430, 986628), (24516, 822190), (27240, 739971), (30645, 657752), (40860, 493314), (49032, 411095), (61290, 328876), (81720, 246657), (82219, 245160), (122580, 164438)]