15680340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6701}}^1$

素因数の和:6729

約数の個数: 72

約数和(自身を含む): 51230088

約数和(自身を除く): 35549748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 6701, 13402, 20103, 26804, 33505, 40206, 60309, 67010, 80412, 87113, 100515, 120618, 134020, 174226, 201030, 241236, 261339, 301545, 348452, 402060, 435565, 522678, 603090, 784017, 871130, 1045356, 1206180, 1306695, 1568034, 1742260, 2613390, 3136068, 3920085, 5226780, 7840170, 15680340]

約数ペア:

[(1, 15680340), (2, 7840170), (3, 5226780), (4, 3920085), (5, 3136068), (6, 2613390), (9, 1742260), (10, 1568034), (12, 1306695), (13, 1206180), (15, 1045356), (18, 871130), (20, 784017), (26, 603090), (30, 522678), (36, 435565), (39, 402060), (45, 348452), (52, 301545), (60, 261339), (65, 241236), (78, 201030), (90, 174226), (117, 134020), (130, 120618), (156, 100515), (180, 87113), (195, 80412), (234, 67010), (260, 60309), (390, 40206), (468, 33505), (585, 26804), (780, 20103), (1170, 13402), (2340, 6701)]