30494880

素因数分解:

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

素因数の和:221

約数の個数: 240

約数和(自身を含む): 116540424

約数和(自身を除く): 86045544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 181, 195, 208, 216, 234, 240, 260, 270, 288, 312, 324, 351, 360, 362, 390, 405, 416, 432, 468, 480, 520, 540, 543, 585, 624, 648, 702, 720, 724, 780, 810, 864, 905, 936, 1040, 1053, 1080, 1086, 1170, 1248, 1296, 1404, 1440, 1448, 1560, 1620, 1629, 1755, 1810, 1872, 2080, 2106, 2160, 2172, 2340, 2353, 2592, 2715, 2808, 2896, 3120, 3240, 3258, 3510, 3620, 3744, 4212, 4320, 4344, 4680, 4706, 4887, 5265, 5430, 5616, 5792, 6240, 6480, 6516, 7020, 7059, 7240, 8145, 8424, 8688, 9360, 9412, 9774, 10530, 10860, 11232, 11765, 12960, 13032, 14040, 14118, 14480, 14661, 16290, 16848, 17376, 18720, 18824, 19548, 21060, 21177, 21720, 23530, 24435, 26064, 28080, 28236, 28960, 29322, 32580, 33696, 35295, 37648, 39096, 42120, 42354, 43440, 47060, 48870, 52128, 56160, 56472, 58644, 63531, 65160, 70590, 73305, 75296, 78192, 84240, 84708, 86880, 94120, 97740, 105885, 112944, 117288, 127062, 130320, 141180, 146610, 156384, 168480, 169416, 188240, 190593, 195480, 211770, 225888, 234576, 254124, 260640, 282360, 293220, 317655, 338832, 376480, 381186, 390960, 423540, 469152, 508248, 564720, 586440, 635310, 677664, 762372, 781920, 847080, 952965, 1016496, 1129440, 1172880, 1270620, 1524744, 1694160, 1905930, 2032992, 2345760, 2541240, 3049488, 3388320, 3811860, 5082480, 6098976, 7623720, 10164960, 15247440, 30494880]

約数ペア:

[(1, 30494880), (2, 15247440), (3, 10164960), (4, 7623720), (5, 6098976), (6, 5082480), (8, 3811860), (9, 3388320), (10, 3049488), (12, 2541240), (13, 2345760), (15, 2032992), (16, 1905930), (18, 1694160), (20, 1524744), (24, 1270620), (26, 1172880), (27, 1129440), (30, 1016496), (32, 952965), (36, 847080), (39, 781920), (40, 762372), (45, 677664), (48, 635310), (52, 586440), (54, 564720), (60, 508248), (65, 469152), (72, 423540), (78, 390960), (80, 381186), (81, 376480), (90, 338832), (96, 317655), (104, 293220), (108, 282360), (117, 260640), (120, 254124), (130, 234576), (135, 225888), (144, 211770), (156, 195480), (160, 190593), (162, 188240), (180, 169416), (181, 168480), (195, 156384), (208, 146610), (216, 141180), (234, 130320), (240, 127062), (260, 117288), (270, 112944), (288, 105885), (312, 97740), (324, 94120), (351, 86880), (360, 84708), (362, 84240), (390, 78192), (405, 75296), (416, 73305), (432, 70590), (468, 65160), (480, 63531), (520, 58644), (540, 56472), (543, 56160), (585, 52128), (624, 48870), (648, 47060), (702, 43440), (720, 42354), (724, 42120), (780, 39096), (810, 37648), (864, 35295), (905, 33696), (936, 32580), (1040, 29322), (1053, 28960), (1080, 28236), (1086, 28080), (1170, 26064), (1248, 24435), (1296, 23530), (1404, 21720), (1440, 21177), (1448, 21060), (1560, 19548), (1620, 18824), (1629, 18720), (1755, 17376), (1810, 16848), (1872, 16290), (2080, 14661), (2106, 14480), (2160, 14118), (2172, 14040), (2340, 13032), (2353, 12960), (2592, 11765), (2715, 11232), (2808, 10860), (2896, 10530), (3120, 9774), (3240, 9412), (3258, 9360), (3510, 8688), (3620, 8424), (3744, 8145), (4212, 7240), (4320, 7059), (4344, 7020), (4680, 6516), (4706, 6480), (4887, 6240), (5265, 5792), (5430, 5616)]