15172640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:95

約数の個数: 192

約数和(自身を含む): 46448640

約数和(自身を除く): 31276000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 31, 32, 35, 38, 40, 46, 56, 62, 70, 76, 80, 92, 95, 112, 115, 124, 133, 140, 152, 155, 160, 161, 184, 190, 217, 224, 230, 248, 266, 280, 304, 310, 322, 368, 380, 434, 437, 460, 496, 532, 560, 589, 608, 620, 644, 665, 713, 736, 760, 805, 868, 874, 920, 992, 1064, 1085, 1120, 1178, 1240, 1288, 1330, 1426, 1520, 1610, 1736, 1748, 1840, 2128, 2170, 2185, 2356, 2480, 2576, 2660, 2852, 2945, 3040, 3059, 3220, 3472, 3496, 3565, 3680, 4123, 4256, 4340, 4370, 4712, 4960, 4991, 5152, 5320, 5704, 5890, 6118, 6440, 6944, 6992, 7130, 8246, 8680, 8740, 9424, 9982, 10640, 11408, 11780, 12236, 12880, 13547, 13984, 14260, 15295, 16492, 17360, 17480, 18848, 19964, 20615, 21280, 22816, 23560, 24472, 24955, 25760, 27094, 28520, 30590, 32984, 34720, 34960, 39928, 41230, 47120, 48944, 49910, 54188, 57040, 61180, 65968, 67735, 69920, 79856, 82460, 94240, 94829, 97888, 99820, 108376, 114080, 122360, 131936, 135470, 159712, 164920, 189658, 199640, 216752, 244720, 270940, 329840, 379316, 399280, 433504, 474145, 489440, 541880, 659680, 758632, 798560, 948290, 1083760, 1517264, 1896580, 2167520, 3034528, 3793160, 7586320, 15172640]

約数ペア:

[(1, 15172640), (2, 7586320), (4, 3793160), (5, 3034528), (7, 2167520), (8, 1896580), (10, 1517264), (14, 1083760), (16, 948290), (19, 798560), (20, 758632), (23, 659680), (28, 541880), (31, 489440), (32, 474145), (35, 433504), (38, 399280), (40, 379316), (46, 329840), (56, 270940), (62, 244720), (70, 216752), (76, 199640), (80, 189658), (92, 164920), (95, 159712), (112, 135470), (115, 131936), (124, 122360), (133, 114080), (140, 108376), (152, 99820), (155, 97888), (160, 94829), (161, 94240), (184, 82460), (190, 79856), (217, 69920), (224, 67735), (230, 65968), (248, 61180), (266, 57040), (280, 54188), (304, 49910), (310, 48944), (322, 47120), (368, 41230), (380, 39928), (434, 34960), (437, 34720), (460, 32984), (496, 30590), (532, 28520), (560, 27094), (589, 25760), (608, 24955), (620, 24472), (644, 23560), (665, 22816), (713, 21280), (736, 20615), (760, 19964), (805, 18848), (868, 17480), (874, 17360), (920, 16492), (992, 15295), (1064, 14260), (1085, 13984), (1120, 13547), (1178, 12880), (1240, 12236), (1288, 11780), (1330, 11408), (1426, 10640), (1520, 9982), (1610, 9424), (1736, 8740), (1748, 8680), (1840, 8246), (2128, 7130), (2170, 6992), (2185, 6944), (2356, 6440), (2480, 6118), (2576, 5890), (2660, 5704), (2852, 5320), (2945, 5152), (3040, 4991), (3059, 4960), (3220, 4712), (3472, 4370), (3496, 4340), (3565, 4256), (3680, 4123)]