2015091720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{577}}^1$

素因数の和:792

約数の個数: 192

約数和(自身を含む): 6694974000

約数和(自身を除く): 4679882280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 109, 120, 178, 180, 218, 267, 327, 356, 360, 436, 445, 534, 545, 577, 654, 712, 801, 872, 890, 981, 1068, 1090, 1154, 1308, 1335, 1602, 1635, 1731, 1780, 1962, 2136, 2180, 2308, 2616, 2670, 2885, 3204, 3270, 3462, 3560, 3924, 4005, 4360, 4616, 4905, 5193, 5340, 5770, 6408, 6540, 6924, 7848, 8010, 8655, 9701, 9810, 10386, 10680, 11540, 13080, 13848, 16020, 17310, 19402, 19620, 20772, 23080, 25965, 29103, 32040, 34620, 38804, 39240, 41544, 48505, 51353, 51930, 58206, 62893, 69240, 77608, 87309, 97010, 102706, 103860, 116412, 125786, 145515, 154059, 174618, 188679, 194020, 205412, 207720, 232824, 251572, 256765, 291030, 308118, 314465, 349236, 377358, 388040, 410824, 436545, 462177, 503144, 513530, 566037, 582060, 616236, 628930, 698472, 754716, 770295, 873090, 924354, 943395, 1027060, 1132074, 1164120, 1232472, 1257860, 1509432, 1540590, 1746180, 1848708, 1886790, 2054120, 2264148, 2310885, 2515720, 2830185, 3081180, 3492360, 3697416, 3773580, 4528296, 4621770, 5597477, 5660370, 6162360, 7547160, 9243540, 11194954, 11320740, 16792431, 18487080, 22389908, 22641480, 27987385, 33584862, 44779816, 50377293, 55974770, 67169724, 83962155, 100754586, 111949540, 134339448, 167924310, 201509172, 223899080, 251886465, 335848620, 403018344, 503772930, 671697240, 1007545860, 2015091720]

約数ペア:

[(1, 2015091720), (2, 1007545860), (3, 671697240), (4, 503772930), (5, 403018344), (6, 335848620), (8, 251886465), (9, 223899080), (10, 201509172), (12, 167924310), (15, 134339448), (18, 111949540), (20, 100754586), (24, 83962155), (30, 67169724), (36, 55974770), (40, 50377293), (45, 44779816), (60, 33584862), (72, 27987385), (89, 22641480), (90, 22389908), (109, 18487080), (120, 16792431), (178, 11320740), (180, 11194954), (218, 9243540), (267, 7547160), (327, 6162360), (356, 5660370), (360, 5597477), (436, 4621770), (445, 4528296), (534, 3773580), (545, 3697416), (577, 3492360), (654, 3081180), (712, 2830185), (801, 2515720), (872, 2310885), (890, 2264148), (981, 2054120), (1068, 1886790), (1090, 1848708), (1154, 1746180), (1308, 1540590), (1335, 1509432), (1602, 1257860), (1635, 1232472), (1731, 1164120), (1780, 1132074), (1962, 1027060), (2136, 943395), (2180, 924354), (2308, 873090), (2616, 770295), (2670, 754716), (2885, 698472), (3204, 628930), (3270, 616236), (3462, 582060), (3560, 566037), (3924, 513530), (4005, 503144), (4360, 462177), (4616, 436545), (4905, 410824), (5193, 388040), (5340, 377358), (5770, 349236), (6408, 314465), (6540, 308118), (6924, 291030), (7848, 256765), (8010, 251572), (8655, 232824), (9701, 207720), (9810, 205412), (10386, 194020), (10680, 188679), (11540, 174618), (13080, 154059), (13848, 145515), (16020, 125786), (17310, 116412), (19402, 103860), (19620, 102706), (20772, 97010), (23080, 87309), (25965, 77608), (29103, 69240), (32040, 62893), (34620, 58206), (38804, 51930), (39240, 51353), (41544, 48505)]