7842120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:495

約数の個数: 128

約数和(自身を含む): 27699840

約数和(自身を除く): 19857720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 457, 520, 572, 660, 715, 780, 858, 914, 1144, 1320, 1371, 1430, 1560, 1716, 1828, 2145, 2285, 2742, 2860, 3432, 3656, 4290, 4570, 5027, 5484, 5720, 5941, 6855, 8580, 9140, 10054, 10968, 11882, 13710, 15081, 17160, 17823, 18280, 20108, 23764, 25135, 27420, 29705, 30162, 35646, 40216, 47528, 50270, 54840, 59410, 60324, 65351, 71292, 75405, 89115, 100540, 118820, 120648, 130702, 142584, 150810, 178230, 196053, 201080, 237640, 261404, 301620, 326755, 356460, 392106, 522808, 603240, 653510, 712920, 784212, 980265, 1307020, 1568424, 1960530, 2614040, 3921060, 7842120]

約数ペア:

[(1, 7842120), (2, 3921060), (3, 2614040), (4, 1960530), (5, 1568424), (6, 1307020), (8, 980265), (10, 784212), (11, 712920), (12, 653510), (13, 603240), (15, 522808), (20, 392106), (22, 356460), (24, 326755), (26, 301620), (30, 261404), (33, 237640), (39, 201080), (40, 196053), (44, 178230), (52, 150810), (55, 142584), (60, 130702), (65, 120648), (66, 118820), (78, 100540), (88, 89115), (104, 75405), (110, 71292), (120, 65351), (130, 60324), (132, 59410), (143, 54840), (156, 50270), (165, 47528), (195, 40216), (220, 35646), (260, 30162), (264, 29705), (286, 27420), (312, 25135), (330, 23764), (390, 20108), (429, 18280), (440, 17823), (457, 17160), (520, 15081), (572, 13710), (660, 11882), (715, 10968), (780, 10054), (858, 9140), (914, 8580), (1144, 6855), (1320, 5941), (1371, 5720), (1430, 5484), (1560, 5027), (1716, 4570), (1828, 4290), (2145, 3656), (2285, 3432), (2742, 2860)]