18605160

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:157

約数の個数: 256

約数和(自身を含む): 74649600

約数和(自身を除く): 56044440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 54, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 107, 108, 115, 120, 126, 135, 138, 140, 161, 168, 180, 184, 189, 207, 210, 214, 216, 230, 252, 270, 276, 280, 315, 321, 322, 345, 360, 378, 414, 420, 428, 460, 483, 504, 535, 540, 552, 621, 630, 642, 644, 690, 749, 756, 805, 828, 840, 856, 920, 945, 963, 966, 1035, 1070, 1080, 1242, 1260, 1284, 1288, 1380, 1449, 1498, 1512, 1605, 1610, 1656, 1890, 1926, 1932, 2070, 2140, 2247, 2415, 2461, 2484, 2520, 2568, 2760, 2889, 2898, 2996, 3105, 3210, 3220, 3745, 3780, 3852, 3864, 4140, 4280, 4347, 4494, 4815, 4830, 4922, 4968, 5778, 5796, 5992, 6210, 6420, 6440, 6741, 7245, 7383, 7490, 7560, 7704, 8280, 8694, 8988, 9630, 9660, 9844, 11235, 11556, 11592, 12305, 12420, 12840, 13482, 14445, 14490, 14766, 14980, 17227, 17388, 17976, 19260, 19320, 19688, 20223, 21735, 22149, 22470, 23112, 24610, 24840, 26964, 28890, 28980, 29532, 29960, 33705, 34454, 34776, 36915, 38520, 40446, 43470, 44298, 44940, 49220, 51681, 53928, 57780, 57960, 59064, 66447, 67410, 68908, 73830, 80892, 86135, 86940, 88596, 89880, 98440, 101115, 103362, 110745, 115560, 132894, 134820, 137816, 147660, 155043, 161784, 172270, 173880, 177192, 202230, 206724, 221490, 258405, 265788, 269640, 295320, 310086, 332235, 344540, 404460, 413448, 442980, 465129, 516810, 531576, 620172, 664470, 689080, 775215, 808920, 885960, 930258, 1033620, 1240344, 1328940, 1550430, 1860516, 2067240, 2325645, 2657880, 3100860, 3721032, 4651290, 6201720, 9302580, 18605160]

約数ペア:

[(1, 18605160), (2, 9302580), (3, 6201720), (4, 4651290), (5, 3721032), (6, 3100860), (7, 2657880), (8, 2325645), (9, 2067240), (10, 1860516), (12, 1550430), (14, 1328940), (15, 1240344), (18, 1033620), (20, 930258), (21, 885960), (23, 808920), (24, 775215), (27, 689080), (28, 664470), (30, 620172), (35, 531576), (36, 516810), (40, 465129), (42, 442980), (45, 413448), (46, 404460), (54, 344540), (56, 332235), (60, 310086), (63, 295320), (69, 269640), (70, 265788), (72, 258405), (84, 221490), (90, 206724), (92, 202230), (105, 177192), (107, 173880), (108, 172270), (115, 161784), (120, 155043), (126, 147660), (135, 137816), (138, 134820), (140, 132894), (161, 115560), (168, 110745), (180, 103362), (184, 101115), (189, 98440), (207, 89880), (210, 88596), (214, 86940), (216, 86135), (230, 80892), (252, 73830), (270, 68908), (276, 67410), (280, 66447), (315, 59064), (321, 57960), (322, 57780), (345, 53928), (360, 51681), (378, 49220), (414, 44940), (420, 44298), (428, 43470), (460, 40446), (483, 38520), (504, 36915), (535, 34776), (540, 34454), (552, 33705), (621, 29960), (630, 29532), (642, 28980), (644, 28890), (690, 26964), (749, 24840), (756, 24610), (805, 23112), (828, 22470), (840, 22149), (856, 21735), (920, 20223), (945, 19688), (963, 19320), (966, 19260), (1035, 17976), (1070, 17388), (1080, 17227), (1242, 14980), (1260, 14766), (1284, 14490), (1288, 14445), (1380, 13482), (1449, 12840), (1498, 12420), (1512, 12305), (1605, 11592), (1610, 11556), (1656, 11235), (1890, 9844), (1926, 9660), (1932, 9630), (2070, 8988), (2140, 8694), (2247, 8280), (2415, 7704), (2461, 7560), (2484, 7490), (2520, 7383), (2568, 7245), (2760, 6741), (2889, 6440), (2898, 6420), (2996, 6210), (3105, 5992), (3210, 5796), (3220, 5778), (3745, 4968), (3780, 4922), (3852, 4830), (3864, 4815), (4140, 4494), (4280, 4347)]