201940740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1$

素因数の和:602

約数の個数: 144

約数和(自身を含む): 651006720

約数和(自身を除く): 449065980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 137, 171, 180, 190, 228, 274, 285, 342, 380, 411, 431, 548, 570, 684, 685, 822, 855, 862, 1140, 1233, 1293, 1370, 1644, 1710, 1724, 2055, 2155, 2466, 2586, 2603, 2740, 3420, 3879, 4110, 4310, 4932, 5172, 5206, 6165, 6465, 7758, 7809, 8189, 8220, 8620, 10412, 12330, 12930, 13015, 15516, 15618, 16378, 19395, 23427, 24567, 24660, 25860, 26030, 31236, 32756, 38790, 39045, 40945, 46854, 49134, 52060, 59047, 73701, 77580, 78090, 81890, 93708, 98268, 117135, 118094, 122835, 147402, 156180, 163780, 177141, 234270, 236188, 245670, 294804, 295235, 354282, 368505, 468540, 491340, 531423, 590470, 708564, 737010, 885705, 1062846, 1121893, 1180940, 1474020, 1771410, 2125692, 2243786, 2657115, 3365679, 3542820, 4487572, 5314230, 5609465, 6731358, 10097037, 10628460, 11218930, 13462716, 16828395, 20194074, 22437860, 33656790, 40388148, 50485185, 67313580, 100970370, 201940740]

約数ペア:

[(1, 201940740), (2, 100970370), (3, 67313580), (4, 50485185), (5, 40388148), (6, 33656790), (9, 22437860), (10, 20194074), (12, 16828395), (15, 13462716), (18, 11218930), (19, 10628460), (20, 10097037), (30, 6731358), (36, 5609465), (38, 5314230), (45, 4487572), (57, 3542820), (60, 3365679), (76, 2657115), (90, 2243786), (95, 2125692), (114, 1771410), (137, 1474020), (171, 1180940), (180, 1121893), (190, 1062846), (228, 885705), (274, 737010), (285, 708564), (342, 590470), (380, 531423), (411, 491340), (431, 468540), (548, 368505), (570, 354282), (684, 295235), (685, 294804), (822, 245670), (855, 236188), (862, 234270), (1140, 177141), (1233, 163780), (1293, 156180), (1370, 147402), (1644, 122835), (1710, 118094), (1724, 117135), (2055, 98268), (2155, 93708), (2466, 81890), (2586, 78090), (2603, 77580), (2740, 73701), (3420, 59047), (3879, 52060), (4110, 49134), (4310, 46854), (4932, 40945), (5172, 39045), (5206, 38790), (6165, 32756), (6465, 31236), (7758, 26030), (7809, 25860), (8189, 24660), (8220, 24567), (8620, 23427), (10412, 19395), (12330, 16378), (12930, 15618), (13015, 15516)]