199879920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:161

約数の個数: 320

約数和(自身を含む): 736202880

約数和(自身を除く): 536322960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 41, 45, 48, 54, 60, 61, 72, 74, 80, 82, 90, 108, 111, 120, 122, 123, 135, 144, 148, 164, 180, 183, 185, 205, 216, 222, 240, 244, 246, 270, 296, 305, 328, 333, 360, 366, 369, 370, 410, 432, 444, 488, 492, 540, 549, 555, 592, 610, 615, 656, 666, 720, 732, 738, 740, 820, 888, 915, 976, 984, 999, 1080, 1098, 1107, 1110, 1220, 1230, 1332, 1464, 1476, 1480, 1517, 1640, 1647, 1665, 1776, 1830, 1845, 1968, 1998, 2160, 2196, 2214, 2220, 2257, 2440, 2460, 2501, 2664, 2745, 2928, 2952, 2960, 3034, 3280, 3294, 3330, 3660, 3690, 3996, 4392, 4428, 4440, 4514, 4551, 4880, 4920, 4995, 5002, 5328, 5490, 5535, 5904, 6068, 6588, 6660, 6771, 7320, 7380, 7503, 7585, 7992, 8235, 8784, 8856, 8880, 9028, 9102, 9840, 9990, 10004, 10980, 11070, 11285, 12136, 12505, 13176, 13320, 13542, 13653, 14640, 14760, 15006, 15170, 15984, 16470, 17712, 18056, 18204, 19980, 20008, 20313, 21960, 22140, 22509, 22570, 22755, 24272, 25010, 26352, 26640, 27084, 27306, 29520, 30012, 30340, 32940, 33855, 36112, 36408, 37515, 39960, 40016, 40626, 40959, 43920, 44280, 45018, 45140, 45510, 50020, 54168, 54612, 60024, 60680, 60939, 65880, 67527, 67710, 68265, 72816, 75030, 79920, 81252, 81918, 88560, 90036, 90280, 91020, 92537, 100040, 101565, 108336, 109224, 112545, 120048, 121360, 121878, 131760, 135054, 135420, 136530, 150060, 162504, 163836, 180072, 180560, 182040, 185074, 200080, 203130, 204795, 218448, 225090, 243756, 270108, 270840, 273060, 277611, 300120, 304695, 325008, 327672, 337635, 360144, 364080, 370148, 406260, 409590, 450180, 462685, 487512, 540216, 541680, 546120, 555222, 600240, 609390, 655344, 675270, 740296, 812520, 819180, 832833, 900360, 925370, 975024, 1080432, 1092240, 1110444, 1218780, 1350540, 1388055, 1480592, 1625040, 1638360, 1665666, 1800720, 1850740, 2220888, 2437560, 2498499, 2701080, 2776110, 3276720, 3331332, 3701480, 4164165, 4441776, 4875120, 4996998, 5402160, 5552220, 6662664, 7402960, 8328330, 9993996, 11104440, 12492495, 13325328, 16656660, 19987992, 22208880, 24984990, 33313320, 39975984, 49969980, 66626640, 99939960, 199879920]

約数ペア:

[(1, 199879920), (2, 99939960), (3, 66626640), (4, 49969980), (5, 39975984), (6, 33313320), (8, 24984990), (9, 22208880), (10, 19987992), (12, 16656660), (15, 13325328), (16, 12492495), (18, 11104440), (20, 9993996), (24, 8328330), (27, 7402960), (30, 6662664), (36, 5552220), (37, 5402160), (40, 4996998), (41, 4875120), (45, 4441776), (48, 4164165), (54, 3701480), (60, 3331332), (61, 3276720), (72, 2776110), (74, 2701080), (80, 2498499), (82, 2437560), (90, 2220888), (108, 1850740), (111, 1800720), (120, 1665666), (122, 1638360), (123, 1625040), (135, 1480592), (144, 1388055), (148, 1350540), (164, 1218780), (180, 1110444), (183, 1092240), (185, 1080432), (205, 975024), (216, 925370), (222, 900360), (240, 832833), (244, 819180), (246, 812520), (270, 740296), (296, 675270), (305, 655344), (328, 609390), (333, 600240), (360, 555222), (366, 546120), (369, 541680), (370, 540216), (410, 487512), (432, 462685), (444, 450180), (488, 409590), (492, 406260), (540, 370148), (549, 364080), (555, 360144), (592, 337635), (610, 327672), (615, 325008), (656, 304695), (666, 300120), (720, 277611), (732, 273060), (738, 270840), (740, 270108), (820, 243756), (888, 225090), (915, 218448), (976, 204795), (984, 203130), (999, 200080), (1080, 185074), (1098, 182040), (1107, 180560), (1110, 180072), (1220, 163836), (1230, 162504), (1332, 150060), (1464, 136530), (1476, 135420), (1480, 135054), (1517, 131760), (1640, 121878), (1647, 121360), (1665, 120048), (1776, 112545), (1830, 109224), (1845, 108336), (1968, 101565), (1998, 100040), (2160, 92537), (2196, 91020), (2214, 90280), (2220, 90036), (2257, 88560), (2440, 81918), (2460, 81252), (2501, 79920), (2664, 75030), (2745, 72816), (2928, 68265), (2952, 67710), (2960, 67527), (3034, 65880), (3280, 60939), (3294, 60680), (3330, 60024), (3660, 54612), (3690, 54168), (3996, 50020), (4392, 45510), (4428, 45140), (4440, 45018), (4514, 44280), (4551, 43920), (4880, 40959), (4920, 40626), (4995, 40016), (5002, 39960), (5328, 37515), (5490, 36408), (5535, 36112), (5904, 33855), (6068, 32940), (6588, 30340), (6660, 30012), (6771, 29520), (7320, 27306), (7380, 27084), (7503, 26640), (7585, 26352), (7992, 25010), (8235, 24272), (8784, 22755), (8856, 22570), (8880, 22509), (9028, 22140), (9102, 21960), (9840, 20313), (9990, 20008), (10004, 19980), (10980, 18204), (11070, 18056), (11285, 17712), (12136, 16470), (12505, 15984), (13176, 15170), (13320, 15006), (13542, 14760), (13653, 14640)]