87565680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:248

約数の個数: 240

約数和(自身を含む): 319756320

約数和(自身を除く): 232190640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 37, 38, 40, 45, 48, 57, 60, 72, 74, 76, 80, 90, 95, 111, 114, 120, 144, 148, 152, 171, 173, 180, 185, 190, 222, 228, 240, 285, 296, 304, 333, 342, 346, 360, 370, 380, 444, 456, 519, 555, 570, 592, 666, 684, 692, 703, 720, 740, 760, 855, 865, 888, 912, 1038, 1110, 1140, 1332, 1368, 1384, 1406, 1480, 1520, 1557, 1665, 1710, 1730, 1776, 2076, 2109, 2220, 2280, 2595, 2664, 2736, 2768, 2812, 2960, 3114, 3287, 3330, 3420, 3460, 3515, 4152, 4218, 4440, 4560, 5190, 5328, 5624, 6228, 6327, 6401, 6574, 6660, 6840, 6920, 7030, 7785, 8304, 8436, 8880, 9861, 10380, 10545, 11248, 12456, 12654, 12802, 13148, 13320, 13680, 13840, 14060, 15570, 16435, 16872, 19203, 19722, 20760, 21090, 24912, 25308, 25604, 26296, 26640, 28120, 29583, 31140, 31635, 32005, 32870, 33744, 38406, 39444, 41520, 42180, 49305, 50616, 51208, 52592, 56240, 57609, 59166, 62280, 63270, 64010, 65740, 76812, 78888, 84360, 96015, 98610, 101232, 102416, 115218, 118332, 121619, 124560, 126540, 128020, 131480, 147915, 153624, 157776, 168720, 192030, 197220, 230436, 236664, 243238, 253080, 256040, 262960, 288045, 295830, 307248, 364857, 384060, 394440, 460872, 473328, 486476, 506160, 512080, 576090, 591660, 608095, 729714, 768120, 788880, 921744, 972952, 1094571, 1152180, 1183320, 1216190, 1459428, 1536240, 1824285, 1945904, 2189142, 2304360, 2366640, 2432380, 2918856, 3648570, 4378284, 4608720, 4864760, 5472855, 5837712, 7297140, 8756568, 9729520, 10945710, 14594280, 17513136, 21891420, 29188560, 43782840, 87565680]

約数ペア:

[(1, 87565680), (2, 43782840), (3, 29188560), (4, 21891420), (5, 17513136), (6, 14594280), (8, 10945710), (9, 9729520), (10, 8756568), (12, 7297140), (15, 5837712), (16, 5472855), (18, 4864760), (19, 4608720), (20, 4378284), (24, 3648570), (30, 2918856), (36, 2432380), (37, 2366640), (38, 2304360), (40, 2189142), (45, 1945904), (48, 1824285), (57, 1536240), (60, 1459428), (72, 1216190), (74, 1183320), (76, 1152180), (80, 1094571), (90, 972952), (95, 921744), (111, 788880), (114, 768120), (120, 729714), (144, 608095), (148, 591660), (152, 576090), (171, 512080), (173, 506160), (180, 486476), (185, 473328), (190, 460872), (222, 394440), (228, 384060), (240, 364857), (285, 307248), (296, 295830), (304, 288045), (333, 262960), (342, 256040), (346, 253080), (360, 243238), (370, 236664), (380, 230436), (444, 197220), (456, 192030), (519, 168720), (555, 157776), (570, 153624), (592, 147915), (666, 131480), (684, 128020), (692, 126540), (703, 124560), (720, 121619), (740, 118332), (760, 115218), (855, 102416), (865, 101232), (888, 98610), (912, 96015), (1038, 84360), (1110, 78888), (1140, 76812), (1332, 65740), (1368, 64010), (1384, 63270), (1406, 62280), (1480, 59166), (1520, 57609), (1557, 56240), (1665, 52592), (1710, 51208), (1730, 50616), (1776, 49305), (2076, 42180), (2109, 41520), (2220, 39444), (2280, 38406), (2595, 33744), (2664, 32870), (2736, 32005), (2768, 31635), (2812, 31140), (2960, 29583), (3114, 28120), (3287, 26640), (3330, 26296), (3420, 25604), (3460, 25308), (3515, 24912), (4152, 21090), (4218, 20760), (4440, 19722), (4560, 19203), (5190, 16872), (5328, 16435), (5624, 15570), (6228, 14060), (6327, 13840), (6401, 13680), (6574, 13320), (6660, 13148), (6840, 12802), (6920, 12654), (7030, 12456), (7785, 11248), (8304, 10545), (8436, 10380), (8880, 9861)]