16980210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:680

約数の個数: 96

約数和(自身を含む): 49690368

約数和(自身を除く): 32710158

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 30, 39, 45, 46, 65, 69, 78, 90, 115, 117, 130, 138, 195, 207, 230, 234, 299, 345, 390, 414, 585, 598, 631, 690, 897, 1035, 1170, 1262, 1495, 1794, 1893, 2070, 2691, 2990, 3155, 3786, 4485, 5382, 5679, 6310, 8203, 8970, 9465, 11358, 13455, 14513, 16406, 18930, 24609, 26910, 28395, 29026, 41015, 43539, 49218, 56790, 72565, 73827, 82030, 87078, 123045, 130617, 145130, 147654, 188669, 217695, 246090, 261234, 369135, 377338, 435390, 566007, 653085, 738270, 943345, 1132014, 1306170, 1698021, 1886690, 2830035, 3396042, 5660070, 8490105, 16980210]

約数ペア:

[(1, 16980210), (2, 8490105), (3, 5660070), (5, 3396042), (6, 2830035), (9, 1886690), (10, 1698021), (13, 1306170), (15, 1132014), (18, 943345), (23, 738270), (26, 653085), (30, 566007), (39, 435390), (45, 377338), (46, 369135), (65, 261234), (69, 246090), (78, 217695), (90, 188669), (115, 147654), (117, 145130), (130, 130617), (138, 123045), (195, 87078), (207, 82030), (230, 73827), (234, 72565), (299, 56790), (345, 49218), (390, 43539), (414, 41015), (585, 29026), (598, 28395), (631, 26910), (690, 24609), (897, 18930), (1035, 16406), (1170, 14513), (1262, 13455), (1495, 11358), (1794, 9465), (1893, 8970), (2070, 8203), (2691, 6310), (2990, 5679), (3155, 5382), (3786, 4485)]