550000790040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1427}}^1\times {\mathrm{247067}}^1$

素因数の和:248521

約数の個数: 128

約数和(自身を含む): 1778178044160

約数和(自身を除く): 1228177254120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1427, 1560, 2854, 4281, 5708, 7135, 8562, 11416, 14270, 17124, 18551, 21405, 28540, 34248, 37102, 42810, 55653, 57080, 74204, 85620, 92755, 111306, 148408, 171240, 185510, 222612, 247067, 278265, 371020, 445224, 494134, 556530, 741201, 742040, 988268, 1113060, 1235335, 1482402, 1976536, 2226120, 2470670, 2964804, 3211871, 3706005, 4941340, 5929608, 6423742, 7412010, 9635613, 9882680, 12847484, 14824020, 16059355, 19271226, 25694968, 29648040, 32118710, 38542452, 48178065, 64237420, 77084904, 96356130, 128474840, 192712260, 352564609, 385424520, 705129218, 1057693827, 1410258436, 1762823045, 2115387654, 2820516872, 3525646090, 4230775308, 4583339917, 5288469135, 7051292180, 8461550616, 9166679834, 10576938270, 13750019751, 14102584360, 18333359668, 21153876540, 22916699585, 27500039502, 36666719336, 42307753080, 45833399170, 55000079004, 68750098755, 91666798340, 110000158008, 137500197510, 183333596680, 275000395020, 550000790040]

約数ペア:

[(1, 550000790040), (2, 275000395020), (3, 183333596680), (4, 137500197510), (5, 110000158008), (6, 91666798340), (8, 68750098755), (10, 55000079004), (12, 45833399170), (13, 42307753080), (15, 36666719336), (20, 27500039502), (24, 22916699585), (26, 21153876540), (30, 18333359668), (39, 14102584360), (40, 13750019751), (52, 10576938270), (60, 9166679834), (65, 8461550616), (78, 7051292180), (104, 5288469135), (120, 4583339917), (130, 4230775308), (156, 3525646090), (195, 2820516872), (260, 2115387654), (312, 1762823045), (390, 1410258436), (520, 1057693827), (780, 705129218), (1427, 385424520), (1560, 352564609), (2854, 192712260), (4281, 128474840), (5708, 96356130), (7135, 77084904), (8562, 64237420), (11416, 48178065), (14270, 38542452), (17124, 32118710), (18551, 29648040), (21405, 25694968), (28540, 19271226), (34248, 16059355), (37102, 14824020), (42810, 12847484), (55653, 9882680), (57080, 9635613), (74204, 7412010), (85620, 6423742), (92755, 5929608), (111306, 4941340), (148408, 3706005), (171240, 3211871), (185510, 2964804), (222612, 2470670), (247067, 2226120), (278265, 1976536), (371020, 1482402), (445224, 1235335), (494134, 1113060), (556530, 988268), (741201, 742040)]