991081440

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{599}}^1$

素因数の和:1006

約数の個数: 192

約数和(自身を含む): 3483648000

約数和(自身を除く): 2492566560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 383, 432, 480, 540, 599, 720, 766, 864, 1080, 1149, 1198, 1440, 1532, 1797, 1915, 2160, 2298, 2396, 2995, 3064, 3447, 3594, 3830, 4320, 4596, 4792, 5391, 5745, 5990, 6128, 6894, 7188, 7660, 8985, 9192, 9584, 10341, 10782, 11490, 11980, 12256, 13788, 14376, 15320, 16173, 17235, 17970, 18384, 19168, 20682, 21564, 22980, 23960, 26955, 27576, 28752, 30640, 32346, 34470, 35940, 36768, 41364, 43128, 45960, 47920, 51705, 53910, 55152, 57504, 61280, 64692, 68940, 71880, 80865, 82728, 86256, 91920, 95840, 103410, 107820, 110304, 129384, 137880, 143760, 161730, 165456, 172512, 183840, 206820, 215640, 229417, 258768, 275760, 287520, 323460, 330912, 413640, 431280, 458834, 517536, 551520, 646920, 688251, 827280, 862560, 917668, 1147085, 1293840, 1376502, 1654560, 1835336, 2064753, 2294170, 2587680, 2753004, 3441255, 3670672, 4129506, 4588340, 5506008, 6194259, 6882510, 7341344, 8259012, 9176680, 10323765, 11012016, 12388518, 13765020, 16518024, 18353360, 20647530, 22024032, 24777036, 27530040, 30971295, 33036048, 36706720, 41295060, 49554072, 55060080, 61942590, 66072096, 82590120, 99108144, 110120160, 123885180, 165180240, 198216288, 247770360, 330360480, 495540720, 991081440]

約数ペア:

[(1, 991081440), (2, 495540720), (3, 330360480), (4, 247770360), (5, 198216288), (6, 165180240), (8, 123885180), (9, 110120160), (10, 99108144), (12, 82590120), (15, 66072096), (16, 61942590), (18, 55060080), (20, 49554072), (24, 41295060), (27, 36706720), (30, 33036048), (32, 30971295), (36, 27530040), (40, 24777036), (45, 22024032), (48, 20647530), (54, 18353360), (60, 16518024), (72, 13765020), (80, 12388518), (90, 11012016), (96, 10323765), (108, 9176680), (120, 8259012), (135, 7341344), (144, 6882510), (160, 6194259), (180, 5506008), (216, 4588340), (240, 4129506), (270, 3670672), (288, 3441255), (360, 2753004), (383, 2587680), (432, 2294170), (480, 2064753), (540, 1835336), (599, 1654560), (720, 1376502), (766, 1293840), (864, 1147085), (1080, 917668), (1149, 862560), (1198, 827280), (1440, 688251), (1532, 646920), (1797, 551520), (1915, 517536), (2160, 458834), (2298, 431280), (2396, 413640), (2995, 330912), (3064, 323460), (3447, 287520), (3594, 275760), (3830, 258768), (4320, 229417), (4596, 215640), (4792, 206820), (5391, 183840), (5745, 172512), (5990, 165456), (6128, 161730), (6894, 143760), (7188, 137880), (7660, 129384), (8985, 110304), (9192, 107820), (9584, 103410), (10341, 95840), (10782, 91920), (11490, 86256), (11980, 82728), (12256, 80865), (13788, 71880), (14376, 68940), (15320, 64692), (16173, 61280), (17235, 57504), (17970, 55152), (18384, 53910), (19168, 51705), (20682, 47920), (21564, 45960), (22980, 43128), (23960, 41364), (26955, 36768), (27576, 35940), (28752, 34470), (30640, 32346)]