74708920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 203394240

約数和(自身を除く): 128685320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 37, 40, 44, 52, 55, 65, 74, 88, 104, 110, 130, 143, 148, 185, 220, 260, 286, 296, 353, 370, 407, 440, 481, 520, 572, 706, 715, 740, 814, 962, 1144, 1412, 1430, 1480, 1628, 1765, 1924, 2035, 2405, 2824, 2860, 3256, 3530, 3848, 3883, 4070, 4589, 4810, 5291, 5720, 7060, 7766, 8140, 9178, 9620, 10582, 13061, 14120, 15532, 16280, 18356, 19240, 19415, 21164, 22945, 26122, 26455, 31064, 36712, 38830, 42328, 45890, 50479, 52244, 52910, 65305, 77660, 91780, 100958, 104488, 105820, 130610, 143671, 155320, 169793, 183560, 201916, 211640, 252395, 261220, 287342, 339586, 403832, 504790, 522440, 574684, 679172, 718355, 848965, 1009580, 1149368, 1358344, 1436710, 1697930, 1867723, 2019160, 2873420, 3395860, 3735446, 5746840, 6791720, 7470892, 9338615, 14941784, 18677230, 37354460, 74708920]

約数ペア:

[(1, 74708920), (2, 37354460), (4, 18677230), (5, 14941784), (8, 9338615), (10, 7470892), (11, 6791720), (13, 5746840), (20, 3735446), (22, 3395860), (26, 2873420), (37, 2019160), (40, 1867723), (44, 1697930), (52, 1436710), (55, 1358344), (65, 1149368), (74, 1009580), (88, 848965), (104, 718355), (110, 679172), (130, 574684), (143, 522440), (148, 504790), (185, 403832), (220, 339586), (260, 287342), (286, 261220), (296, 252395), (353, 211640), (370, 201916), (407, 183560), (440, 169793), (481, 155320), (520, 143671), (572, 130610), (706, 105820), (715, 104488), (740, 100958), (814, 91780), (962, 77660), (1144, 65305), (1412, 52910), (1430, 52244), (1480, 50479), (1628, 45890), (1765, 42328), (1924, 38830), (2035, 36712), (2405, 31064), (2824, 26455), (2860, 26122), (3256, 22945), (3530, 21164), (3848, 19415), (3883, 19240), (4070, 18356), (4589, 16280), (4810, 15532), (5291, 14120), (5720, 13061), (7060, 10582), (7766, 9620), (8140, 9178)]