15925980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{5417}}^1$

素因数の和:5443

約数の個数: 72

約数和(自身を含む): 51882768

約数和(自身を除く): 35956788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 5417, 10834, 16251, 21668, 27085, 32502, 37919, 54170, 65004, 75838, 81255, 108340, 113757, 151676, 162510, 189595, 227514, 265433, 325020, 379190, 455028, 530866, 568785, 758380, 796299, 1061732, 1137570, 1327165, 1592598, 2275140, 2654330, 3185196, 3981495, 5308660, 7962990, 15925980]

約数ペア:

[(1, 15925980), (2, 7962990), (3, 5308660), (4, 3981495), (5, 3185196), (6, 2654330), (7, 2275140), (10, 1592598), (12, 1327165), (14, 1137570), (15, 1061732), (20, 796299), (21, 758380), (28, 568785), (30, 530866), (35, 455028), (42, 379190), (49, 325020), (60, 265433), (70, 227514), (84, 189595), (98, 162510), (105, 151676), (140, 113757), (147, 108340), (196, 81255), (210, 75838), (245, 65004), (294, 54170), (420, 37919), (490, 32502), (588, 27085), (735, 21668), (980, 16251), (1470, 10834), (2940, 5417)]