155391840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^2$

素因数の和:170

約数の個数: 216

約数和(自身を含む): 556815168

約数和(自身を除く): 401423328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 59, 60, 62, 72, 80, 90, 93, 96, 118, 120, 124, 144, 155, 160, 177, 180, 186, 236, 240, 248, 279, 288, 295, 310, 354, 360, 372, 465, 472, 480, 496, 531, 558, 590, 620, 708, 720, 744, 885, 930, 944, 992, 1062, 1116, 1180, 1240, 1395, 1416, 1440, 1488, 1770, 1829, 1860, 1888, 2124, 2232, 2360, 2480, 2655, 2790, 2832, 2976, 3481, 3540, 3658, 3720, 4248, 4464, 4720, 4960, 5310, 5487, 5580, 5664, 6962, 7080, 7316, 7440, 8496, 8928, 9145, 9440, 10443, 10620, 10974, 11160, 13924, 14160, 14632, 14880, 16461, 16992, 17405, 18290, 20886, 21240, 21948, 22320, 27435, 27848, 28320, 29264, 31329, 32922, 34810, 36580, 41772, 42480, 43896, 44640, 52215, 54870, 55696, 58528, 62658, 65844, 69620, 73160, 82305, 83544, 84960, 87792, 104430, 107911, 109740, 111392, 125316, 131688, 139240, 146320, 156645, 164610, 167088, 175584, 208860, 215822, 219480, 250632, 263376, 278480, 292640, 313290, 323733, 329220, 334176, 417720, 431644, 438960, 501264, 526752, 539555, 556960, 626580, 647466, 658440, 835440, 863288, 877920, 971199, 1002528, 1079110, 1253160, 1294932, 1316880, 1618665, 1670880, 1726576, 1942398, 2158220, 2506320, 2589864, 2633760, 3237330, 3453152, 3884796, 4316440, 4855995, 5012640, 5179728, 6474660, 7769592, 8632880, 9711990, 10359456, 12949320, 15539184, 17265760, 19423980, 25898640, 31078368, 38847960, 51797280, 77695920, 155391840]

約数ペア:

[(1, 155391840), (2, 77695920), (3, 51797280), (4, 38847960), (5, 31078368), (6, 25898640), (8, 19423980), (9, 17265760), (10, 15539184), (12, 12949320), (15, 10359456), (16, 9711990), (18, 8632880), (20, 7769592), (24, 6474660), (30, 5179728), (31, 5012640), (32, 4855995), (36, 4316440), (40, 3884796), (45, 3453152), (48, 3237330), (59, 2633760), (60, 2589864), (62, 2506320), (72, 2158220), (80, 1942398), (90, 1726576), (93, 1670880), (96, 1618665), (118, 1316880), (120, 1294932), (124, 1253160), (144, 1079110), (155, 1002528), (160, 971199), (177, 877920), (180, 863288), (186, 835440), (236, 658440), (240, 647466), (248, 626580), (279, 556960), (288, 539555), (295, 526752), (310, 501264), (354, 438960), (360, 431644), (372, 417720), (465, 334176), (472, 329220), (480, 323733), (496, 313290), (531, 292640), (558, 278480), (590, 263376), (620, 250632), (708, 219480), (720, 215822), (744, 208860), (885, 175584), (930, 167088), (944, 164610), (992, 156645), (1062, 146320), (1116, 139240), (1180, 131688), (1240, 125316), (1395, 111392), (1416, 109740), (1440, 107911), (1488, 104430), (1770, 87792), (1829, 84960), (1860, 83544), (1888, 82305), (2124, 73160), (2232, 69620), (2360, 65844), (2480, 62658), (2655, 58528), (2790, 55696), (2832, 54870), (2976, 52215), (3481, 44640), (3540, 43896), (3658, 42480), (3720, 41772), (4248, 36580), (4464, 34810), (4720, 32922), (4960, 31329), (5310, 29264), (5487, 28320), (5580, 27848), (5664, 27435), (6962, 22320), (7080, 21948), (7316, 21240), (7440, 20886), (8496, 18290), (8928, 17405), (9145, 16992), (9440, 16461), (10443, 14880), (10620, 14632), (10974, 14160), (11160, 13924)]