312187680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{30971}}^1$

素因数の和:30999

約数の個数: 144

約数和(自身を含む): 1217571264

約数和(自身を除く): 905383584

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 30971, 61942, 92913, 123884, 154855, 185826, 216797, 247768, 278739, 309710, 371652, 433594, 464565, 495536, 557478, 619420, 650391, 743304, 867188, 929130, 991072, 1083985, 1114956, 1238840, 1300782, 1393695, 1486608, 1734376, 1858260, 1951173, 2167970, 2229912, 2477680, 2601564, 2787390, 2973216, 3251955, 3468752, 3716520, 3902346, 4335940, 4459824, 4955360, 5203128, 5574780, 6503910, 6937504, 7433040, 7804692, 8671880, 8919648, 9755865, 10406256, 11149560, 13007820, 14866080, 15609384, 17343760, 19511730, 20812512, 22299120, 26015640, 31218768, 34687520, 39023460, 44598240, 52031280, 62437536, 78046920, 104062560, 156093840, 312187680]

約数ペア:

[(1, 312187680), (2, 156093840), (3, 104062560), (4, 78046920), (5, 62437536), (6, 52031280), (7, 44598240), (8, 39023460), (9, 34687520), (10, 31218768), (12, 26015640), (14, 22299120), (15, 20812512), (16, 19511730), (18, 17343760), (20, 15609384), (21, 14866080), (24, 13007820), (28, 11149560), (30, 10406256), (32, 9755865), (35, 8919648), (36, 8671880), (40, 7804692), (42, 7433040), (45, 6937504), (48, 6503910), (56, 5574780), (60, 5203128), (63, 4955360), (70, 4459824), (72, 4335940), (80, 3902346), (84, 3716520), (90, 3468752), (96, 3251955), (105, 2973216), (112, 2787390), (120, 2601564), (126, 2477680), (140, 2229912), (144, 2167970), (160, 1951173), (168, 1858260), (180, 1734376), (210, 1486608), (224, 1393695), (240, 1300782), (252, 1238840), (280, 1114956), (288, 1083985), (315, 991072), (336, 929130), (360, 867188), (420, 743304), (480, 650391), (504, 619420), (560, 557478), (630, 495536), (672, 464565), (720, 433594), (840, 371652), (1008, 309710), (1120, 278739), (1260, 247768), (1440, 216797), (1680, 185826), (2016, 154855), (2520, 123884), (3360, 92913), (5040, 61942), (10080, 30971)]