15681270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 44997120

約数和(自身を除く): 29315850

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 41, 55, 57, 61, 66, 82, 95, 110, 114, 122, 123, 165, 183, 190, 205, 209, 246, 285, 305, 330, 366, 410, 418, 451, 570, 610, 615, 627, 671, 779, 902, 915, 1045, 1159, 1230, 1254, 1342, 1353, 1558, 1830, 2013, 2090, 2255, 2318, 2337, 2501, 2706, 3135, 3355, 3477, 3895, 4026, 4510, 4674, 5002, 5795, 6270, 6710, 6765, 6954, 7503, 7790, 8569, 10065, 11590, 11685, 12505, 12749, 13530, 15006, 17138, 17385, 20130, 23370, 25010, 25498, 25707, 27511, 34770, 37515, 38247, 42845, 47519, 51414, 55022, 63745, 75030, 76494, 82533, 85690, 95038, 127490, 128535, 137555, 142557, 165066, 191235, 237595, 257070, 275110, 285114, 382470, 412665, 475190, 522709, 712785, 825330, 1045418, 1425570, 1568127, 2613545, 3136254, 5227090, 7840635, 15681270]

約数ペア:

[(1, 15681270), (2, 7840635), (3, 5227090), (5, 3136254), (6, 2613545), (10, 1568127), (11, 1425570), (15, 1045418), (19, 825330), (22, 712785), (30, 522709), (33, 475190), (38, 412665), (41, 382470), (55, 285114), (57, 275110), (61, 257070), (66, 237595), (82, 191235), (95, 165066), (110, 142557), (114, 137555), (122, 128535), (123, 127490), (165, 95038), (183, 85690), (190, 82533), (205, 76494), (209, 75030), (246, 63745), (285, 55022), (305, 51414), (330, 47519), (366, 42845), (410, 38247), (418, 37515), (451, 34770), (570, 27511), (610, 25707), (615, 25498), (627, 25010), (671, 23370), (779, 20130), (902, 17385), (915, 17138), (1045, 15006), (1159, 13530), (1230, 12749), (1254, 12505), (1342, 11685), (1353, 11590), (1558, 10065), (1830, 8569), (2013, 7790), (2090, 7503), (2255, 6954), (2318, 6765), (2337, 6710), (2501, 6270), (2706, 5795), (3135, 5002), (3355, 4674), (3477, 4510), (3895, 4026)]