157679640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:318

約数の個数: 192

約数和(自身を含む): 539136000

約数和(自身を除く): 381456360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 71, 72, 90, 93, 120, 124, 142, 155, 180, 186, 199, 213, 248, 279, 284, 310, 355, 360, 372, 398, 426, 465, 558, 568, 597, 620, 639, 710, 744, 796, 852, 930, 995, 1065, 1116, 1194, 1240, 1278, 1395, 1420, 1592, 1704, 1791, 1860, 1990, 2130, 2201, 2232, 2388, 2556, 2790, 2840, 2985, 3195, 3582, 3720, 3980, 4260, 4402, 4776, 5112, 5580, 5970, 6169, 6390, 6603, 7164, 7960, 8520, 8804, 8955, 11005, 11160, 11940, 12338, 12780, 13206, 14129, 14328, 17608, 17910, 18507, 19809, 22010, 23880, 24676, 25560, 26412, 28258, 30845, 33015, 35820, 37014, 39618, 42387, 44020, 49352, 52824, 55521, 56516, 61690, 66030, 70645, 71640, 74028, 79236, 84774, 88040, 92535, 99045, 111042, 113032, 123380, 127161, 132060, 141290, 148056, 158472, 169548, 185070, 198090, 211935, 222084, 246760, 254322, 264120, 277605, 282580, 339096, 370140, 396180, 423870, 437999, 444168, 508644, 555210, 565160, 635805, 740280, 792360, 847740, 875998, 1017288, 1110420, 1271610, 1313997, 1695480, 1751996, 2189995, 2220840, 2543220, 2627994, 3503992, 3941991, 4379990, 5086440, 5255988, 6569985, 7883982, 8759980, 10511976, 13139970, 15767964, 17519960, 19709955, 26279940, 31535928, 39419910, 52559880, 78839820, 157679640]

約数ペア:

[(1, 157679640), (2, 78839820), (3, 52559880), (4, 39419910), (5, 31535928), (6, 26279940), (8, 19709955), (9, 17519960), (10, 15767964), (12, 13139970), (15, 10511976), (18, 8759980), (20, 7883982), (24, 6569985), (30, 5255988), (31, 5086440), (36, 4379990), (40, 3941991), (45, 3503992), (60, 2627994), (62, 2543220), (71, 2220840), (72, 2189995), (90, 1751996), (93, 1695480), (120, 1313997), (124, 1271610), (142, 1110420), (155, 1017288), (180, 875998), (186, 847740), (199, 792360), (213, 740280), (248, 635805), (279, 565160), (284, 555210), (310, 508644), (355, 444168), (360, 437999), (372, 423870), (398, 396180), (426, 370140), (465, 339096), (558, 282580), (568, 277605), (597, 264120), (620, 254322), (639, 246760), (710, 222084), (744, 211935), (796, 198090), (852, 185070), (930, 169548), (995, 158472), (1065, 148056), (1116, 141290), (1194, 132060), (1240, 127161), (1278, 123380), (1395, 113032), (1420, 111042), (1592, 99045), (1704, 92535), (1791, 88040), (1860, 84774), (1990, 79236), (2130, 74028), (2201, 71640), (2232, 70645), (2388, 66030), (2556, 61690), (2790, 56516), (2840, 55521), (2985, 52824), (3195, 49352), (3582, 44020), (3720, 42387), (3980, 39618), (4260, 37014), (4402, 35820), (4776, 33015), (5112, 30845), (5580, 28258), (5970, 26412), (6169, 25560), (6390, 24676), (6603, 23880), (7164, 22010), (7960, 19809), (8520, 18507), (8804, 17910), (8955, 17608), (11005, 14328), (11160, 14129), (11940, 13206), (12338, 12780)]