1290986320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1741}}^1$

素因数の和:1821

約数の個数: 160

約数和(自身を含む): 3483777024

約数和(自身を除く): 2192790704

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 40, 46, 52, 62, 65, 80, 92, 104, 115, 124, 130, 155, 184, 208, 230, 248, 260, 299, 310, 368, 403, 460, 496, 520, 598, 620, 713, 806, 920, 1040, 1196, 1240, 1426, 1495, 1612, 1741, 1840, 2015, 2392, 2480, 2852, 2990, 3224, 3482, 3565, 4030, 4784, 5704, 5980, 6448, 6964, 7130, 8060, 8705, 9269, 11408, 11960, 13928, 14260, 16120, 17410, 18538, 22633, 23920, 27856, 28520, 32240, 34820, 37076, 40043, 45266, 46345, 53971, 57040, 69640, 74152, 80086, 90532, 92690, 107942, 113165, 139280, 148304, 160172, 181064, 185380, 200215, 215884, 226330, 269855, 320344, 362128, 370760, 400430, 431768, 452660, 520559, 539710, 640688, 701623, 741520, 800860, 863536, 905320, 1041118, 1079420, 1241333, 1403246, 1601720, 1810640, 2082236, 2158840, 2482666, 2602795, 2806492, 3203440, 3508115, 4164472, 4317680, 4965332, 5205590, 5612984, 6206665, 7016230, 8328944, 9930664, 10411180, 11225968, 12413330, 14032460, 16137329, 19861328, 20822360, 24826660, 28064920, 32274658, 41644720, 49653320, 56129840, 64549316, 80686645, 99306640, 129098632, 161373290, 258197264, 322746580, 645493160, 1290986320]

約数ペア:

[(1, 1290986320), (2, 645493160), (4, 322746580), (5, 258197264), (8, 161373290), (10, 129098632), (13, 99306640), (16, 80686645), (20, 64549316), (23, 56129840), (26, 49653320), (31, 41644720), (40, 32274658), (46, 28064920), (52, 24826660), (62, 20822360), (65, 19861328), (80, 16137329), (92, 14032460), (104, 12413330), (115, 11225968), (124, 10411180), (130, 9930664), (155, 8328944), (184, 7016230), (208, 6206665), (230, 5612984), (248, 5205590), (260, 4965332), (299, 4317680), (310, 4164472), (368, 3508115), (403, 3203440), (460, 2806492), (496, 2602795), (520, 2482666), (598, 2158840), (620, 2082236), (713, 1810640), (806, 1601720), (920, 1403246), (1040, 1241333), (1196, 1079420), (1240, 1041118), (1426, 905320), (1495, 863536), (1612, 800860), (1741, 741520), (1840, 701623), (2015, 640688), (2392, 539710), (2480, 520559), (2852, 452660), (2990, 431768), (3224, 400430), (3482, 370760), (3565, 362128), (4030, 320344), (4784, 269855), (5704, 226330), (5980, 215884), (6448, 200215), (6964, 185380), (7130, 181064), (8060, 160172), (8705, 148304), (9269, 139280), (11408, 113165), (11960, 107942), (13928, 92690), (14260, 90532), (16120, 80086), (17410, 74152), (18538, 69640), (22633, 57040), (23920, 53971), (27856, 46345), (28520, 45266), (32240, 40043), (34820, 37076)]