1288888160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2081}}^1$

素因数の和:2189

約数の個数: 144

約数和(自身を含む): 3588701760

約数和(自身を除く): 2299813600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 79, 80, 98, 112, 140, 158, 160, 196, 224, 245, 280, 316, 392, 395, 490, 553, 560, 632, 784, 790, 980, 1106, 1120, 1264, 1568, 1580, 1960, 2081, 2212, 2528, 2765, 3160, 3871, 3920, 4162, 4424, 5530, 6320, 7742, 7840, 8324, 8848, 10405, 11060, 12640, 14567, 15484, 16648, 17696, 19355, 20810, 22120, 29134, 30968, 33296, 38710, 41620, 44240, 58268, 61936, 66592, 72835, 77420, 83240, 88480, 101969, 116536, 123872, 145670, 154840, 164399, 166480, 203938, 233072, 291340, 309680, 328798, 332960, 407876, 466144, 509845, 582680, 619360, 657596, 815752, 821995, 1019690, 1150793, 1165360, 1315192, 1631504, 1643990, 2039380, 2301586, 2330720, 2630384, 3263008, 3287980, 4078760, 4603172, 5260768, 5753965, 6575960, 8055551, 8157520, 9206344, 11507930, 13151920, 16111102, 16315040, 18412688, 23015860, 26303840, 32222204, 36825376, 40277755, 46031720, 64444408, 80555510, 92063440, 128888816, 161111020, 184126880, 257777632, 322222040, 644444080, 1288888160]

約数ペア:

[(1, 1288888160), (2, 644444080), (4, 322222040), (5, 257777632), (7, 184126880), (8, 161111020), (10, 128888816), (14, 92063440), (16, 80555510), (20, 64444408), (28, 46031720), (32, 40277755), (35, 36825376), (40, 32222204), (49, 26303840), (56, 23015860), (70, 18412688), (79, 16315040), (80, 16111102), (98, 13151920), (112, 11507930), (140, 9206344), (158, 8157520), (160, 8055551), (196, 6575960), (224, 5753965), (245, 5260768), (280, 4603172), (316, 4078760), (392, 3287980), (395, 3263008), (490, 2630384), (553, 2330720), (560, 2301586), (632, 2039380), (784, 1643990), (790, 1631504), (980, 1315192), (1106, 1165360), (1120, 1150793), (1264, 1019690), (1568, 821995), (1580, 815752), (1960, 657596), (2081, 619360), (2212, 582680), (2528, 509845), (2765, 466144), (3160, 407876), (3871, 332960), (3920, 328798), (4162, 309680), (4424, 291340), (5530, 233072), (6320, 203938), (7742, 166480), (7840, 164399), (8324, 154840), (8848, 145670), (10405, 123872), (11060, 116536), (12640, 101969), (14567, 88480), (15484, 83240), (16648, 77420), (17696, 72835), (19355, 66592), (20810, 61936), (22120, 58268), (29134, 44240), (30968, 41620), (33296, 38710)]