18548640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1171}}^1$

素因数の和:1203

約数の個数: 144

約数和(自身を含む): 69110496

約数和(自身を除く): 50561856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1171, 1320, 1440, 1584, 1760, 1980, 2342, 2640, 3168, 3513, 3960, 4684, 5280, 5855, 7026, 7920, 9368, 10539, 11710, 12881, 14052, 15840, 17565, 18736, 21078, 23420, 25762, 28104, 35130, 37472, 38643, 42156, 46840, 51524, 52695, 56208, 64405, 70260, 77286, 84312, 93680, 103048, 105390, 112416, 115929, 128810, 140520, 154572, 168624, 187360, 193215, 206096, 210780, 231858, 257620, 281040, 309144, 337248, 386430, 412192, 421560, 463716, 515240, 562080, 579645, 618288, 772860, 843120, 927432, 1030480, 1159290, 1236576, 1545720, 1686240, 1854864, 2060960, 2318580, 3091440, 3709728, 4637160, 6182880, 9274320, 18548640]

約数ペア:

[(1, 18548640), (2, 9274320), (3, 6182880), (4, 4637160), (5, 3709728), (6, 3091440), (8, 2318580), (9, 2060960), (10, 1854864), (11, 1686240), (12, 1545720), (15, 1236576), (16, 1159290), (18, 1030480), (20, 927432), (22, 843120), (24, 772860), (30, 618288), (32, 579645), (33, 562080), (36, 515240), (40, 463716), (44, 421560), (45, 412192), (48, 386430), (55, 337248), (60, 309144), (66, 281040), (72, 257620), (80, 231858), (88, 210780), (90, 206096), (96, 193215), (99, 187360), (110, 168624), (120, 154572), (132, 140520), (144, 128810), (160, 115929), (165, 112416), (176, 105390), (180, 103048), (198, 93680), (220, 84312), (240, 77286), (264, 70260), (288, 64405), (330, 56208), (352, 52695), (360, 51524), (396, 46840), (440, 42156), (480, 38643), (495, 37472), (528, 35130), (660, 28104), (720, 25762), (792, 23420), (880, 21078), (990, 18736), (1056, 17565), (1171, 15840), (1320, 14052), (1440, 12881), (1584, 11710), (1760, 10539), (1980, 9368), (2342, 7920), (2640, 7026), (3168, 5855), (3513, 5280), (3960, 4684)]