128022440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35171}}^1$

素因数の和:35202

約数の個数: 64

約数和(自身を含む): 354533760

約数和(自身を除く): 226511320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 35171, 70342, 140684, 175855, 246197, 281368, 351710, 457223, 492394, 703420, 914446, 984788, 1230985, 1406840, 1828892, 1969576, 2286115, 2461970, 3200561, 3657784, 4572230, 4923940, 6401122, 9144460, 9847880, 12802244, 16002805, 18288920, 25604488, 32005610, 64011220, 128022440]

約数ペア:

[(1, 128022440), (2, 64011220), (4, 32005610), (5, 25604488), (7, 18288920), (8, 16002805), (10, 12802244), (13, 9847880), (14, 9144460), (20, 6401122), (26, 4923940), (28, 4572230), (35, 3657784), (40, 3200561), (52, 2461970), (56, 2286115), (65, 1969576), (70, 1828892), (91, 1406840), (104, 1230985), (130, 984788), (140, 914446), (182, 703420), (260, 492394), (280, 457223), (364, 351710), (455, 281368), (520, 246197), (728, 175855), (910, 140684), (1820, 70342), (3640, 35171)]