15705784220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1\times {\mathrm{6659}}^1$

素因数の和:7683

約数の個数: 96

約数和(自身を含む): 39957442560

約数和(自身を除く): 24251658340

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 991, 1190, 1982, 2380, 3964, 4955, 6659, 6937, 9910, 13318, 13874, 16847, 19820, 26636, 27748, 33295, 33694, 34685, 46613, 66590, 67388, 69370, 84235, 93226, 113203, 117929, 133180, 138740, 168470, 186452, 226406, 233065, 235858, 336940, 452812, 466130, 471716, 566015, 589645, 792421, 932260, 1132030, 1179290, 1584842, 2264060, 2358580, 3169684, 3962105, 6599069, 7924210, 13198138, 15848420, 26396276, 32995345, 46193483, 65990690, 92386966, 112184173, 131981380, 184773932, 224368346, 230967415, 448736692, 461934830, 560920865, 785289211, 923869660, 1121841730, 1570578422, 2243683460, 3141156844, 3926446055, 7852892110, 15705784220]

約数ペア:

[(1, 15705784220), (2, 7852892110), (4, 3926446055), (5, 3141156844), (7, 2243683460), (10, 1570578422), (14, 1121841730), (17, 923869660), (20, 785289211), (28, 560920865), (34, 461934830), (35, 448736692), (68, 230967415), (70, 224368346), (85, 184773932), (119, 131981380), (140, 112184173), (170, 92386966), (238, 65990690), (340, 46193483), (476, 32995345), (595, 26396276), (991, 15848420), (1190, 13198138), (1982, 7924210), (2380, 6599069), (3964, 3962105), (4955, 3169684), (6659, 2358580), (6937, 2264060), (9910, 1584842), (13318, 1179290), (13874, 1132030), (16847, 932260), (19820, 792421), (26636, 589645), (27748, 566015), (33295, 471716), (33694, 466130), (34685, 452812), (46613, 336940), (66590, 235858), (67388, 233065), (69370, 226406), (84235, 186452), (93226, 168470), (113203, 138740), (117929, 133180)]