180795720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:236

約数の個数: 256

約数和(自身を含む): 656916480

約数和(自身を除く): 476120760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 53, 56, 60, 62, 70, 84, 93, 105, 106, 120, 124, 131, 140, 155, 159, 168, 186, 210, 212, 217, 248, 262, 265, 280, 310, 318, 371, 372, 393, 420, 424, 434, 465, 524, 530, 620, 636, 651, 655, 742, 744, 786, 795, 840, 868, 917, 930, 1048, 1060, 1085, 1113, 1240, 1272, 1302, 1310, 1484, 1572, 1590, 1643, 1736, 1834, 1855, 1860, 1965, 2120, 2170, 2226, 2604, 2620, 2751, 2968, 3144, 3180, 3255, 3286, 3668, 3710, 3720, 3930, 4061, 4340, 4452, 4585, 4929, 5208, 5240, 5502, 5565, 6360, 6510, 6572, 6943, 7336, 7420, 7860, 8122, 8215, 8680, 8904, 9170, 9858, 11004, 11130, 11501, 12183, 13020, 13144, 13755, 13886, 14840, 15720, 16244, 16430, 18340, 19716, 20305, 20829, 22008, 22260, 23002, 24366, 24645, 26040, 27510, 27772, 28427, 32488, 32860, 34503, 34715, 36680, 39432, 40610, 41658, 44520, 46004, 48601, 48732, 49290, 55020, 55544, 56854, 57505, 60915, 65720, 69006, 69430, 81220, 83316, 85281, 92008, 97202, 97464, 98580, 104145, 110040, 113708, 115010, 121830, 138012, 138860, 142135, 145803, 162440, 166632, 170562, 172515, 194404, 197160, 208290, 215233, 227416, 230020, 243005, 243660, 276024, 277720, 284270, 291606, 341124, 345030, 388808, 416580, 426405, 430466, 460040, 486010, 487320, 568540, 583212, 645699, 682248, 690060, 729015, 833160, 852810, 860932, 972020, 1076165, 1137080, 1166424, 1291398, 1380120, 1458030, 1506631, 1705620, 1721864, 1944040, 2152330, 2582796, 2916060, 3013262, 3228495, 3411240, 4304660, 4519893, 5165592, 5832120, 6026524, 6456990, 7533155, 8609320, 9039786, 12053048, 12913980, 15066310, 18079572, 22599465, 25827960, 30132620, 36159144, 45198930, 60265240, 90397860, 180795720]

約数ペア:

[(1, 180795720), (2, 90397860), (3, 60265240), (4, 45198930), (5, 36159144), (6, 30132620), (7, 25827960), (8, 22599465), (10, 18079572), (12, 15066310), (14, 12913980), (15, 12053048), (20, 9039786), (21, 8609320), (24, 7533155), (28, 6456990), (30, 6026524), (31, 5832120), (35, 5165592), (40, 4519893), (42, 4304660), (53, 3411240), (56, 3228495), (60, 3013262), (62, 2916060), (70, 2582796), (84, 2152330), (93, 1944040), (105, 1721864), (106, 1705620), (120, 1506631), (124, 1458030), (131, 1380120), (140, 1291398), (155, 1166424), (159, 1137080), (168, 1076165), (186, 972020), (210, 860932), (212, 852810), (217, 833160), (248, 729015), (262, 690060), (265, 682248), (280, 645699), (310, 583212), (318, 568540), (371, 487320), (372, 486010), (393, 460040), (420, 430466), (424, 426405), (434, 416580), (465, 388808), (524, 345030), (530, 341124), (620, 291606), (636, 284270), (651, 277720), (655, 276024), (742, 243660), (744, 243005), (786, 230020), (795, 227416), (840, 215233), (868, 208290), (917, 197160), (930, 194404), (1048, 172515), (1060, 170562), (1085, 166632), (1113, 162440), (1240, 145803), (1272, 142135), (1302, 138860), (1310, 138012), (1484, 121830), (1572, 115010), (1590, 113708), (1643, 110040), (1736, 104145), (1834, 98580), (1855, 97464), (1860, 97202), (1965, 92008), (2120, 85281), (2170, 83316), (2226, 81220), (2604, 69430), (2620, 69006), (2751, 65720), (2968, 60915), (3144, 57505), (3180, 56854), (3255, 55544), (3286, 55020), (3668, 49290), (3710, 48732), (3720, 48601), (3930, 46004), (4061, 44520), (4340, 41658), (4452, 40610), (4585, 39432), (4929, 36680), (5208, 34715), (5240, 34503), (5502, 32860), (5565, 32488), (6360, 28427), (6510, 27772), (6572, 27510), (6943, 26040), (7336, 24645), (7420, 24366), (7860, 23002), (8122, 22260), (8215, 22008), (8680, 20829), (8904, 20305), (9170, 19716), (9858, 18340), (11004, 16430), (11130, 16244), (11501, 15720), (12183, 14840), (13020, 13886), (13144, 13755)]