689483880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:761

約数の個数: 256

約数和(自身を含む): 2460326400

約数和(自身を除く): 1770842520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 41, 45, 46, 54, 60, 69, 72, 82, 90, 92, 108, 115, 120, 123, 135, 138, 164, 180, 184, 205, 207, 216, 230, 246, 270, 276, 328, 345, 360, 369, 410, 414, 460, 492, 540, 552, 615, 621, 677, 690, 738, 820, 828, 920, 943, 984, 1035, 1080, 1107, 1230, 1242, 1354, 1380, 1476, 1640, 1656, 1845, 1886, 2031, 2070, 2214, 2460, 2484, 2708, 2760, 2829, 2952, 3105, 3385, 3690, 3772, 4062, 4140, 4428, 4715, 4920, 4968, 5416, 5535, 5658, 6093, 6210, 6770, 7380, 7544, 8124, 8280, 8487, 8856, 9430, 10155, 11070, 11316, 12186, 12420, 13540, 14145, 14760, 15571, 16248, 16974, 18279, 18860, 20310, 22140, 22632, 24372, 24840, 25461, 27080, 27757, 28290, 30465, 31142, 33948, 36558, 37720, 40620, 42435, 44280, 46713, 48744, 50922, 55514, 56580, 60930, 62284, 67896, 73116, 77855, 81240, 83271, 84870, 91395, 93426, 101844, 111028, 113160, 121860, 124568, 127305, 138785, 140139, 146232, 155710, 166542, 169740, 182790, 186852, 203688, 222056, 233565, 243720, 249813, 254610, 277570, 280278, 311420, 333084, 339480, 365580, 373704, 416355, 420417, 467130, 499626, 509220, 555140, 560556, 622840, 638411, 666168, 700695, 731160, 749439, 832710, 840834, 934260, 999252, 1018440, 1110280, 1121112, 1249065, 1276822, 1401390, 1498878, 1665420, 1681668, 1868520, 1915233, 1998504, 2102085, 2498130, 2553644, 2802780, 2997756, 3192055, 3330840, 3363336, 3747195, 3830466, 4204170, 4996260, 5107288, 5605560, 5745699, 5995512, 6384110, 7494390, 7660932, 8408340, 9576165, 9992520, 11491398, 12768220, 14988780, 15321864, 16816680, 17237097, 19152330, 22982796, 25536440, 28728495, 29977560, 34474194, 38304660, 45965592, 57456990, 68948388, 76609320, 86185485, 114913980, 137896776, 172370970, 229827960, 344741940, 689483880]

約数ペア:

[(1, 689483880), (2, 344741940), (3, 229827960), (4, 172370970), (5, 137896776), (6, 114913980), (8, 86185485), (9, 76609320), (10, 68948388), (12, 57456990), (15, 45965592), (18, 38304660), (20, 34474194), (23, 29977560), (24, 28728495), (27, 25536440), (30, 22982796), (36, 19152330), (40, 17237097), (41, 16816680), (45, 15321864), (46, 14988780), (54, 12768220), (60, 11491398), (69, 9992520), (72, 9576165), (82, 8408340), (90, 7660932), (92, 7494390), (108, 6384110), (115, 5995512), (120, 5745699), (123, 5605560), (135, 5107288), (138, 4996260), (164, 4204170), (180, 3830466), (184, 3747195), (205, 3363336), (207, 3330840), (216, 3192055), (230, 2997756), (246, 2802780), (270, 2553644), (276, 2498130), (328, 2102085), (345, 1998504), (360, 1915233), (369, 1868520), (410, 1681668), (414, 1665420), (460, 1498878), (492, 1401390), (540, 1276822), (552, 1249065), (615, 1121112), (621, 1110280), (677, 1018440), (690, 999252), (738, 934260), (820, 840834), (828, 832710), (920, 749439), (943, 731160), (984, 700695), (1035, 666168), (1080, 638411), (1107, 622840), (1230, 560556), (1242, 555140), (1354, 509220), (1380, 499626), (1476, 467130), (1640, 420417), (1656, 416355), (1845, 373704), (1886, 365580), (2031, 339480), (2070, 333084), (2214, 311420), (2460, 280278), (2484, 277570), (2708, 254610), (2760, 249813), (2829, 243720), (2952, 233565), (3105, 222056), (3385, 203688), (3690, 186852), (3772, 182790), (4062, 169740), (4140, 166542), (4428, 155710), (4715, 146232), (4920, 140139), (4968, 138785), (5416, 127305), (5535, 124568), (5658, 121860), (6093, 113160), (6210, 111028), (6770, 101844), (7380, 93426), (7544, 91395), (8124, 84870), (8280, 83271), (8487, 81240), (8856, 77855), (9430, 73116), (10155, 67896), (11070, 62284), (11316, 60930), (12186, 56580), (12420, 55514), (13540, 50922), (14145, 48744), (14760, 46713), (15571, 44280), (16248, 42435), (16974, 40620), (18279, 37720), (18860, 36558), (20310, 33948), (22140, 31142), (22632, 30465), (24372, 28290), (24840, 27757), (25461, 27080)]