15161790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 45785088

約数和(自身を除く): 30623298

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 31, 34, 35, 42, 51, 62, 70, 85, 93, 102, 105, 119, 137, 155, 170, 186, 210, 217, 238, 255, 274, 310, 357, 411, 434, 465, 510, 527, 595, 651, 685, 714, 822, 930, 959, 1054, 1085, 1190, 1302, 1370, 1581, 1785, 1918, 2055, 2170, 2329, 2635, 2877, 3162, 3255, 3570, 3689, 4110, 4247, 4658, 4795, 5270, 5754, 6510, 6987, 7378, 7905, 8494, 9590, 11067, 11645, 12741, 13974, 14385, 15810, 16303, 18445, 21235, 22134, 23290, 25482, 28770, 29729, 32606, 34935, 36890, 42470, 48909, 55335, 59458, 63705, 69870, 72199, 81515, 89187, 97818, 110670, 127410, 144398, 148645, 163030, 178374, 216597, 244545, 297290, 360995, 433194, 445935, 489090, 505393, 721990, 891870, 1010786, 1082985, 1516179, 2165970, 2526965, 3032358, 5053930, 7580895, 15161790]

約数ペア:

[(1, 15161790), (2, 7580895), (3, 5053930), (5, 3032358), (6, 2526965), (7, 2165970), (10, 1516179), (14, 1082985), (15, 1010786), (17, 891870), (21, 721990), (30, 505393), (31, 489090), (34, 445935), (35, 433194), (42, 360995), (51, 297290), (62, 244545), (70, 216597), (85, 178374), (93, 163030), (102, 148645), (105, 144398), (119, 127410), (137, 110670), (155, 97818), (170, 89187), (186, 81515), (210, 72199), (217, 69870), (238, 63705), (255, 59458), (274, 55335), (310, 48909), (357, 42470), (411, 36890), (434, 34935), (465, 32606), (510, 29729), (527, 28770), (595, 25482), (651, 23290), (685, 22134), (714, 21235), (822, 18445), (930, 16303), (959, 15810), (1054, 14385), (1085, 13974), (1190, 12741), (1302, 11645), (1370, 11067), (1581, 9590), (1785, 8494), (1918, 7905), (2055, 7378), (2170, 6987), (2329, 6510), (2635, 5754), (2877, 5270), (3162, 4795), (3255, 4658), (3570, 4247), (3689, 4110)]