219695940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 687173760

約数和(自身を除く): 467477820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 137, 151, 177, 180, 236, 274, 295, 302, 354, 411, 453, 531, 548, 590, 604, 685, 708, 755, 822, 885, 906, 1062, 1180, 1233, 1359, 1370, 1510, 1644, 1770, 1812, 2055, 2124, 2265, 2466, 2655, 2718, 2740, 3020, 3540, 4110, 4530, 4932, 5310, 5436, 6165, 6795, 8083, 8220, 8909, 9060, 10620, 12330, 13590, 16166, 17818, 20687, 24249, 24660, 26727, 27180, 32332, 35636, 40415, 41374, 44545, 48498, 53454, 62061, 72747, 80181, 80830, 82748, 89090, 96996, 103435, 106908, 121245, 124122, 133635, 145494, 160362, 161660, 178180, 186183, 206870, 242490, 248244, 267270, 290988, 310305, 320724, 363735, 372366, 400905, 413740, 484980, 534540, 620610, 727470, 744732, 801810, 930915, 1220533, 1241220, 1454940, 1603620, 1861830, 2441066, 3661599, 3723660, 4882132, 6102665, 7323198, 10984797, 12205330, 14646396, 18307995, 21969594, 24410660, 36615990, 43939188, 54923985, 73231980, 109847970, 219695940]

約数ペア:

[(1, 219695940), (2, 109847970), (3, 73231980), (4, 54923985), (5, 43939188), (6, 36615990), (9, 24410660), (10, 21969594), (12, 18307995), (15, 14646396), (18, 12205330), (20, 10984797), (30, 7323198), (36, 6102665), (45, 4882132), (59, 3723660), (60, 3661599), (90, 2441066), (118, 1861830), (137, 1603620), (151, 1454940), (177, 1241220), (180, 1220533), (236, 930915), (274, 801810), (295, 744732), (302, 727470), (354, 620610), (411, 534540), (453, 484980), (531, 413740), (548, 400905), (590, 372366), (604, 363735), (685, 320724), (708, 310305), (755, 290988), (822, 267270), (885, 248244), (906, 242490), (1062, 206870), (1180, 186183), (1233, 178180), (1359, 161660), (1370, 160362), (1510, 145494), (1644, 133635), (1770, 124122), (1812, 121245), (2055, 106908), (2124, 103435), (2265, 96996), (2466, 89090), (2655, 82748), (2718, 80830), (2740, 80181), (3020, 72747), (3540, 62061), (4110, 53454), (4530, 48498), (4932, 44545), (5310, 41374), (5436, 40415), (6165, 35636), (6795, 32332), (8083, 27180), (8220, 26727), (8909, 24660), (9060, 24249), (10620, 20687), (12330, 17818), (13590, 16166)]