90831780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:280

約数の個数: 240

約数和(自身を含む): 324434880

約数和(自身を除く): 233603100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 81, 90, 95, 108, 114, 117, 130, 135, 156, 162, 171, 180, 190, 195, 227, 228, 234, 247, 260, 270, 285, 324, 342, 351, 380, 390, 405, 454, 468, 494, 513, 540, 570, 585, 681, 684, 702, 741, 780, 810, 855, 908, 988, 1026, 1053, 1135, 1140, 1170, 1235, 1362, 1404, 1482, 1539, 1620, 1710, 1755, 2043, 2052, 2106, 2223, 2270, 2340, 2470, 2565, 2724, 2951, 2964, 3078, 3405, 3420, 3510, 3705, 4086, 4212, 4313, 4446, 4540, 4940, 5130, 5265, 5902, 6129, 6156, 6669, 6810, 7020, 7410, 7695, 8172, 8626, 8853, 8892, 10215, 10260, 10530, 11115, 11804, 12258, 12939, 13338, 13620, 14755, 14820, 15390, 17252, 17706, 18387, 20007, 20430, 21060, 21565, 22230, 24516, 25878, 26559, 26676, 29510, 30645, 30780, 33345, 35412, 36774, 38817, 40014, 40860, 43130, 44265, 44460, 51756, 53118, 56069, 59020, 61290, 64695, 66690, 73548, 77634, 79677, 80028, 86260, 88530, 91935, 100035, 106236, 112138, 116451, 122580, 129390, 132795, 133380, 155268, 159354, 168207, 177060, 183870, 194085, 200070, 224276, 232902, 239031, 258780, 265590, 280345, 318708, 336414, 349353, 367740, 388170, 398385, 400140, 465804, 478062, 504621, 531180, 560690, 582255, 672828, 698706, 776340, 796770, 841035, 956124, 1009242, 1121380, 1164510, 1195155, 1397412, 1513863, 1593540, 1682070, 1746765, 2018484, 2329020, 2390310, 2523105, 3027726, 3364140, 3493530, 4541589, 4780620, 5046210, 6055452, 6987060, 7569315, 9083178, 10092420, 15138630, 18166356, 22707945, 30277260, 45415890, 90831780]

約数ペア:

[(1, 90831780), (2, 45415890), (3, 30277260), (4, 22707945), (5, 18166356), (6, 15138630), (9, 10092420), (10, 9083178), (12, 7569315), (13, 6987060), (15, 6055452), (18, 5046210), (19, 4780620), (20, 4541589), (26, 3493530), (27, 3364140), (30, 3027726), (36, 2523105), (38, 2390310), (39, 2329020), (45, 2018484), (52, 1746765), (54, 1682070), (57, 1593540), (60, 1513863), (65, 1397412), (76, 1195155), (78, 1164510), (81, 1121380), (90, 1009242), (95, 956124), (108, 841035), (114, 796770), (117, 776340), (130, 698706), (135, 672828), (156, 582255), (162, 560690), (171, 531180), (180, 504621), (190, 478062), (195, 465804), (227, 400140), (228, 398385), (234, 388170), (247, 367740), (260, 349353), (270, 336414), (285, 318708), (324, 280345), (342, 265590), (351, 258780), (380, 239031), (390, 232902), (405, 224276), (454, 200070), (468, 194085), (494, 183870), (513, 177060), (540, 168207), (570, 159354), (585, 155268), (681, 133380), (684, 132795), (702, 129390), (741, 122580), (780, 116451), (810, 112138), (855, 106236), (908, 100035), (988, 91935), (1026, 88530), (1053, 86260), (1135, 80028), (1140, 79677), (1170, 77634), (1235, 73548), (1362, 66690), (1404, 64695), (1482, 61290), (1539, 59020), (1620, 56069), (1710, 53118), (1755, 51756), (2043, 44460), (2052, 44265), (2106, 43130), (2223, 40860), (2270, 40014), (2340, 38817), (2470, 36774), (2565, 35412), (2724, 33345), (2951, 30780), (2964, 30645), (3078, 29510), (3405, 26676), (3420, 26559), (3510, 25878), (3705, 24516), (4086, 22230), (4212, 21565), (4313, 21060), (4446, 20430), (4540, 20007), (4940, 18387), (5130, 17706), (5265, 17252), (5902, 15390), (6129, 14820), (6156, 14755), (6669, 13620), (6810, 13338), (7020, 12939), (7410, 12258), (7695, 11804), (8172, 11115), (8626, 10530), (8853, 10260), (8892, 10215)]