16811970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:599

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 29636670

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 223, 359, 446, 669, 718, 1077, 1115, 1338, 1561, 1795, 2154, 2230, 2513, 3122, 3345, 3590, 4683, 5026, 5385, 6690, 7539, 7805, 9366, 10770, 12565, 15078, 15610, 23415, 25130, 37695, 46830, 75390, 80057, 160114, 240171, 400285, 480342, 560399, 800570, 1120798, 1200855, 1681197, 2401710, 2801995, 3362394, 5603990, 8405985, 16811970]

約数ペア:

[(1, 16811970), (2, 8405985), (3, 5603990), (5, 3362394), (6, 2801995), (7, 2401710), (10, 1681197), (14, 1200855), (15, 1120798), (21, 800570), (30, 560399), (35, 480342), (42, 400285), (70, 240171), (105, 160114), (210, 80057), (223, 75390), (359, 46830), (446, 37695), (669, 25130), (718, 23415), (1077, 15610), (1115, 15078), (1338, 12565), (1561, 10770), (1795, 9366), (2154, 7805), (2230, 7539), (2513, 6690), (3122, 5385), (3345, 5026), (3590, 4683)]