210147721980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{21017}}^1$

素因数の和:21241

約数の個数: 288

約数和(自身を含む): 724566124800

約数和(自身を除く): 514418402820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 179, 190, 196, 210, 228, 245, 266, 285, 294, 358, 380, 399, 420, 490, 532, 537, 570, 588, 665, 716, 735, 798, 895, 931, 980, 1074, 1140, 1253, 1330, 1470, 1596, 1790, 1862, 1995, 2148, 2506, 2660, 2685, 2793, 2940, 3401, 3580, 3724, 3759, 3990, 4655, 5012, 5370, 5586, 6265, 6802, 7518, 7980, 8771, 9310, 10203, 10740, 11172, 12530, 13604, 13965, 15036, 17005, 17542, 18620, 18795, 20406, 21017, 23807, 25060, 26313, 27930, 34010, 35084, 37590, 40812, 42034, 43855, 47614, 51015, 52626, 55860, 63051, 68020, 71421, 75180, 84068, 87710, 95228, 102030, 105085, 105252, 119035, 126102, 131565, 142842, 147119, 166649, 175420, 204060, 210170, 238070, 252204, 263130, 285684, 294238, 315255, 333298, 357105, 399323, 420340, 441357, 476140, 499947, 526260, 588476, 630510, 666596, 714210, 735595, 798646, 833245, 882714, 999894, 1029833, 1197969, 1261020, 1428420, 1471190, 1597292, 1666490, 1765428, 1996615, 1999788, 2059666, 2206785, 2395938, 2499735, 2795261, 2942380, 3089499, 3332980, 3762043, 3993230, 4119332, 4413570, 4791876, 4999470, 5149165, 5590522, 5989845, 6178998, 7524086, 7986460, 8385783, 8827140, 9998940, 10298330, 11181044, 11286129, 11979690, 12357996, 13976305, 15048172, 15447495, 16771566, 18810215, 19566827, 20596660, 22572258, 23959380, 26334301, 27952610, 30894990, 33543132, 37620430, 39133654, 41928915, 45144516, 52668602, 55905220, 56430645, 58700481, 61789980, 71478817, 75240860, 78267308, 79002903, 83857830, 97834135, 105337204, 112861290, 117400962, 131671505, 142957634, 158005806, 167715660, 184340107, 195668270, 214436451, 225722580, 234801924, 263343010, 285915268, 293502405, 316011612, 357394085, 368680214, 391336540, 395014515, 428872902, 500351719, 526686020, 553020321, 587004810, 714788170, 737360428, 790029030, 857745804, 921700535, 1000703438, 1072182255, 1106040642, 1174009620, 1429576340, 1501055157, 1580058060, 1843401070, 2001406876, 2144364510, 2212081284, 2501758595, 2765101605, 3002110314, 3502462033, 3686802140, 4288729020, 5003517190, 5530203210, 6004220628, 7004924066, 7505275785, 10007034380, 10507386099, 11060406420, 14009848132, 15010551570, 17512310165, 21014772198, 30021103140, 35024620330, 42029544396, 52536930495, 70049240660, 105073860990, 210147721980]

約数ペア:

[(1, 210147721980), (2, 105073860990), (3, 70049240660), (4, 52536930495), (5, 42029544396), (6, 35024620330), (7, 30021103140), (10, 21014772198), (12, 17512310165), (14, 15010551570), (15, 14009848132), (19, 11060406420), (20, 10507386099), (21, 10007034380), (28, 7505275785), (30, 7004924066), (35, 6004220628), (38, 5530203210), (42, 5003517190), (49, 4288729020), (57, 3686802140), (60, 3502462033), (70, 3002110314), (76, 2765101605), (84, 2501758595), (95, 2212081284), (98, 2144364510), (105, 2001406876), (114, 1843401070), (133, 1580058060), (140, 1501055157), (147, 1429576340), (179, 1174009620), (190, 1106040642), (196, 1072182255), (210, 1000703438), (228, 921700535), (245, 857745804), (266, 790029030), (285, 737360428), (294, 714788170), (358, 587004810), (380, 553020321), (399, 526686020), (420, 500351719), (490, 428872902), (532, 395014515), (537, 391336540), (570, 368680214), (588, 357394085), (665, 316011612), (716, 293502405), (735, 285915268), (798, 263343010), (895, 234801924), (931, 225722580), (980, 214436451), (1074, 195668270), (1140, 184340107), (1253, 167715660), (1330, 158005806), (1470, 142957634), (1596, 131671505), (1790, 117400962), (1862, 112861290), (1995, 105337204), (2148, 97834135), (2506, 83857830), (2660, 79002903), (2685, 78267308), (2793, 75240860), (2940, 71478817), (3401, 61789980), (3580, 58700481), (3724, 56430645), (3759, 55905220), (3990, 52668602), (4655, 45144516), (5012, 41928915), (5370, 39133654), (5586, 37620430), (6265, 33543132), (6802, 30894990), (7518, 27952610), (7980, 26334301), (8771, 23959380), (9310, 22572258), (10203, 20596660), (10740, 19566827), (11172, 18810215), (12530, 16771566), (13604, 15447495), (13965, 15048172), (15036, 13976305), (17005, 12357996), (17542, 11979690), (18620, 11286129), (18795, 11181044), (20406, 10298330), (21017, 9998940), (23807, 8827140), (25060, 8385783), (26313, 7986460), (27930, 7524086), (34010, 6178998), (35084, 5989845), (37590, 5590522), (40812, 5149165), (42034, 4999470), (43855, 4791876), (47614, 4413570), (51015, 4119332), (52626, 3993230), (55860, 3762043), (63051, 3332980), (68020, 3089499), (71421, 2942380), (75180, 2795261), (84068, 2499735), (87710, 2395938), (95228, 2206785), (102030, 2059666), (105085, 1999788), (105252, 1996615), (119035, 1765428), (126102, 1666490), (131565, 1597292), (142842, 1471190), (147119, 1428420), (166649, 1261020), (175420, 1197969), (204060, 1029833), (210170, 999894), (238070, 882714), (252204, 833245), (263130, 798646), (285684, 735595), (294238, 714210), (315255, 666596), (333298, 630510), (357105, 588476), (399323, 526260), (420340, 499947), (441357, 476140)]