15678439140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2871509}}^1$

素因数の和:2871541

約数の個数: 96

約数和(自身を含む): 54030332160

約数和(自身を除く): 38351893020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 2871509, 5743018, 8614527, 11486036, 14357545, 17229054, 20100563, 28715090, 34458108, 37329617, 40201126, 43072635, 57430180, 60301689, 74659234, 80402252, 86145270, 100502815, 111988851, 120603378, 149318468, 172290540, 186648085, 201005630, 223977702, 241206756, 261307319, 301508445, 373296170, 402011260, 447955404, 522614638, 559944255, 603016890, 746592340, 783921957, 1045229276, 1119888510, 1206033780, 1306536595, 1567843914, 2239777020, 2613073190, 3135687828, 3919609785, 5226146380, 7839219570, 15678439140]

約数ペア:

[(1, 15678439140), (2, 7839219570), (3, 5226146380), (4, 3919609785), (5, 3135687828), (6, 2613073190), (7, 2239777020), (10, 1567843914), (12, 1306536595), (13, 1206033780), (14, 1119888510), (15, 1045229276), (20, 783921957), (21, 746592340), (26, 603016890), (28, 559944255), (30, 522614638), (35, 447955404), (39, 402011260), (42, 373296170), (52, 301508445), (60, 261307319), (65, 241206756), (70, 223977702), (78, 201005630), (84, 186648085), (91, 172290540), (105, 149318468), (130, 120603378), (140, 111988851), (156, 100502815), (182, 86145270), (195, 80402252), (210, 74659234), (260, 60301689), (273, 57430180), (364, 43072635), (390, 40201126), (420, 37329617), (455, 34458108), (546, 28715090), (780, 20100563), (910, 17229054), (1092, 14357545), (1365, 11486036), (1820, 8614527), (2730, 5743018), (5460, 2871509)]