84805740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 274266720

約数和(自身を除く): 189460980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 137, 171, 180, 181, 190, 228, 274, 285, 342, 362, 380, 411, 543, 548, 570, 684, 685, 724, 822, 855, 905, 1086, 1140, 1233, 1370, 1629, 1644, 1710, 1810, 2055, 2172, 2466, 2603, 2715, 2740, 3258, 3420, 3439, 3620, 4110, 4932, 5206, 5430, 6165, 6516, 6878, 7809, 8145, 8220, 10317, 10412, 10860, 12330, 13015, 13756, 15618, 16290, 17195, 20634, 23427, 24660, 24797, 26030, 30951, 31236, 32580, 34390, 39045, 41268, 46854, 49594, 51585, 52060, 61902, 68780, 74391, 78090, 93708, 99188, 103170, 117135, 123804, 123985, 148782, 154755, 156180, 206340, 223173, 234270, 247970, 297564, 309510, 371955, 446346, 468540, 471143, 495940, 619020, 743910, 892692, 942286, 1115865, 1413429, 1487820, 1884572, 2231730, 2355715, 2826858, 4240287, 4463460, 4711430, 5653716, 7067145, 8480574, 9422860, 14134290, 16961148, 21201435, 28268580, 42402870, 84805740]

約数ペア:

[(1, 84805740), (2, 42402870), (3, 28268580), (4, 21201435), (5, 16961148), (6, 14134290), (9, 9422860), (10, 8480574), (12, 7067145), (15, 5653716), (18, 4711430), (19, 4463460), (20, 4240287), (30, 2826858), (36, 2355715), (38, 2231730), (45, 1884572), (57, 1487820), (60, 1413429), (76, 1115865), (90, 942286), (95, 892692), (114, 743910), (137, 619020), (171, 495940), (180, 471143), (181, 468540), (190, 446346), (228, 371955), (274, 309510), (285, 297564), (342, 247970), (362, 234270), (380, 223173), (411, 206340), (543, 156180), (548, 154755), (570, 148782), (684, 123985), (685, 123804), (724, 117135), (822, 103170), (855, 99188), (905, 93708), (1086, 78090), (1140, 74391), (1233, 68780), (1370, 61902), (1629, 52060), (1644, 51585), (1710, 49594), (1810, 46854), (2055, 41268), (2172, 39045), (2466, 34390), (2603, 32580), (2715, 31236), (2740, 30951), (3258, 26030), (3420, 24797), (3439, 24660), (3620, 23427), (4110, 20634), (4932, 17195), (5206, 16290), (5430, 15618), (6165, 13756), (6516, 13015), (6878, 12330), (7809, 10860), (8145, 10412), (8220, 10317)]