181990440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:392

約数の個数: 192

約数和(自身を含む): 633821760

約数和(自身を除く): 451831320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 131, 136, 153, 170, 180, 204, 227, 255, 262, 306, 340, 360, 393, 408, 454, 510, 524, 612, 655, 680, 681, 765, 786, 908, 1020, 1048, 1135, 1179, 1224, 1310, 1362, 1530, 1572, 1816, 1965, 2040, 2043, 2227, 2270, 2358, 2620, 2724, 3060, 3144, 3405, 3859, 3930, 4086, 4454, 4540, 4716, 5240, 5448, 5895, 6120, 6681, 6810, 7718, 7860, 8172, 8908, 9080, 9432, 10215, 11135, 11577, 11790, 13362, 13620, 15436, 15720, 16344, 17816, 19295, 20043, 20430, 22270, 23154, 23580, 26724, 27240, 29737, 30872, 33405, 34731, 38590, 40086, 40860, 44540, 46308, 47160, 53448, 57885, 59474, 66810, 69462, 77180, 80172, 81720, 89080, 89211, 92616, 100215, 115770, 118948, 133620, 138924, 148685, 154360, 160344, 173655, 178422, 200430, 231540, 237896, 267240, 267633, 277848, 297370, 347310, 356844, 400860, 446055, 463080, 505529, 535266, 594740, 694620, 713688, 801720, 892110, 1011058, 1070532, 1189480, 1338165, 1389240, 1516587, 1784220, 2022116, 2141064, 2527645, 2676330, 3033174, 3568440, 4044232, 4549761, 5055290, 5352660, 6066348, 7582935, 9099522, 10110580, 10705320, 12132696, 15165870, 18199044, 20221160, 22748805, 30331740, 36398088, 45497610, 60663480, 90995220, 181990440]

約数ペア:

[(1, 181990440), (2, 90995220), (3, 60663480), (4, 45497610), (5, 36398088), (6, 30331740), (8, 22748805), (9, 20221160), (10, 18199044), (12, 15165870), (15, 12132696), (17, 10705320), (18, 10110580), (20, 9099522), (24, 7582935), (30, 6066348), (34, 5352660), (36, 5055290), (40, 4549761), (45, 4044232), (51, 3568440), (60, 3033174), (68, 2676330), (72, 2527645), (85, 2141064), (90, 2022116), (102, 1784220), (120, 1516587), (131, 1389240), (136, 1338165), (153, 1189480), (170, 1070532), (180, 1011058), (204, 892110), (227, 801720), (255, 713688), (262, 694620), (306, 594740), (340, 535266), (360, 505529), (393, 463080), (408, 446055), (454, 400860), (510, 356844), (524, 347310), (612, 297370), (655, 277848), (680, 267633), (681, 267240), (765, 237896), (786, 231540), (908, 200430), (1020, 178422), (1048, 173655), (1135, 160344), (1179, 154360), (1224, 148685), (1310, 138924), (1362, 133620), (1530, 118948), (1572, 115770), (1816, 100215), (1965, 92616), (2040, 89211), (2043, 89080), (2227, 81720), (2270, 80172), (2358, 77180), (2620, 69462), (2724, 66810), (3060, 59474), (3144, 57885), (3405, 53448), (3859, 47160), (3930, 46308), (4086, 44540), (4454, 40860), (4540, 40086), (4716, 38590), (5240, 34731), (5448, 33405), (5895, 30872), (6120, 29737), (6681, 27240), (6810, 26724), (7718, 23580), (7860, 23154), (8172, 22270), (8908, 20430), (9080, 20043), (9432, 19295), (10215, 17816), (11135, 16344), (11577, 15720), (11790, 15436), (13362, 13620)]