26378040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 87716160

約数和(自身を除く): 61338120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 370, 390, 444, 457, 481, 520, 555, 740, 780, 888, 914, 962, 1110, 1371, 1443, 1480, 1560, 1828, 1924, 2220, 2285, 2405, 2742, 2886, 3656, 3848, 4440, 4570, 4810, 5484, 5772, 5941, 6855, 7215, 9140, 9620, 10968, 11544, 11882, 13710, 14430, 16909, 17823, 18280, 19240, 23764, 27420, 28860, 29705, 33818, 35646, 47528, 50727, 54840, 57720, 59410, 67636, 71292, 84545, 89115, 101454, 118820, 135272, 142584, 169090, 178230, 202908, 219817, 237640, 253635, 338180, 356460, 405816, 439634, 507270, 659451, 676360, 712920, 879268, 1014540, 1099085, 1318902, 1758536, 2029080, 2198170, 2637804, 3297255, 4396340, 5275608, 6594510, 8792680, 13189020, 26378040]

約数ペア:

[(1, 26378040), (2, 13189020), (3, 8792680), (4, 6594510), (5, 5275608), (6, 4396340), (8, 3297255), (10, 2637804), (12, 2198170), (13, 2029080), (15, 1758536), (20, 1318902), (24, 1099085), (26, 1014540), (30, 879268), (37, 712920), (39, 676360), (40, 659451), (52, 507270), (60, 439634), (65, 405816), (74, 356460), (78, 338180), (104, 253635), (111, 237640), (120, 219817), (130, 202908), (148, 178230), (156, 169090), (185, 142584), (195, 135272), (222, 118820), (260, 101454), (296, 89115), (312, 84545), (370, 71292), (390, 67636), (444, 59410), (457, 57720), (481, 54840), (520, 50727), (555, 47528), (740, 35646), (780, 33818), (888, 29705), (914, 28860), (962, 27420), (1110, 23764), (1371, 19240), (1443, 18280), (1480, 17823), (1560, 16909), (1828, 14430), (1924, 13710), (2220, 11882), (2285, 11544), (2405, 10968), (2742, 9620), (2886, 9140), (3656, 7215), (3848, 6855), (4440, 5941), (4570, 5772), (4810, 5484)]