128588040

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:333

約数の個数: 256

約数和(自身を含む): 498700800

約数和(自身を除く): 370112760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 73, 84, 90, 105, 108, 120, 126, 135, 140, 146, 168, 180, 189, 210, 216, 219, 233, 252, 270, 280, 292, 315, 360, 365, 378, 420, 438, 466, 504, 511, 540, 584, 630, 657, 699, 730, 756, 840, 876, 932, 945, 1022, 1080, 1095, 1165, 1260, 1314, 1398, 1460, 1512, 1533, 1631, 1752, 1864, 1890, 1971, 2044, 2097, 2190, 2330, 2520, 2555, 2628, 2796, 2920, 3066, 3262, 3285, 3495, 3780, 3942, 4088, 4194, 4380, 4599, 4660, 4893, 5110, 5256, 5592, 6132, 6291, 6524, 6570, 6990, 7560, 7665, 7884, 8155, 8388, 8760, 9198, 9320, 9786, 9855, 10220, 10485, 12264, 12582, 13048, 13140, 13797, 13980, 14679, 15330, 15768, 16310, 16776, 17009, 18396, 19572, 19710, 20440, 20970, 22995, 24465, 25164, 26280, 27594, 27960, 29358, 30660, 31455, 32620, 34018, 36792, 39144, 39420, 41940, 44037, 45990, 48930, 50328, 51027, 55188, 58716, 61320, 62910, 65240, 68036, 68985, 73395, 78840, 83880, 85045, 88074, 91980, 97860, 102054, 110376, 117432, 119063, 125820, 136072, 137970, 146790, 153081, 170090, 176148, 183960, 195720, 204108, 220185, 238126, 251640, 255135, 275940, 293580, 306162, 340180, 352296, 357189, 408216, 440370, 459243, 476252, 510270, 551880, 587160, 595315, 612324, 680360, 714378, 765405, 880740, 918486, 952504, 1020540, 1071567, 1190630, 1224648, 1428756, 1530810, 1761480, 1785945, 1836972, 2041080, 2143134, 2296215, 2381260, 2857512, 3061620, 3214701, 3571890, 3673944, 4286268, 4592430, 4762520, 5357835, 6123240, 6429402, 7143780, 8572536, 9184860, 10715670, 12858804, 14287560, 16073505, 18369720, 21431340, 25717608, 32147010, 42862680, 64294020, 128588040]

約数ペア:

[(1, 128588040), (2, 64294020), (3, 42862680), (4, 32147010), (5, 25717608), (6, 21431340), (7, 18369720), (8, 16073505), (9, 14287560), (10, 12858804), (12, 10715670), (14, 9184860), (15, 8572536), (18, 7143780), (20, 6429402), (21, 6123240), (24, 5357835), (27, 4762520), (28, 4592430), (30, 4286268), (35, 3673944), (36, 3571890), (40, 3214701), (42, 3061620), (45, 2857512), (54, 2381260), (56, 2296215), (60, 2143134), (63, 2041080), (70, 1836972), (72, 1785945), (73, 1761480), (84, 1530810), (90, 1428756), (105, 1224648), (108, 1190630), (120, 1071567), (126, 1020540), (135, 952504), (140, 918486), (146, 880740), (168, 765405), (180, 714378), (189, 680360), (210, 612324), (216, 595315), (219, 587160), (233, 551880), (252, 510270), (270, 476252), (280, 459243), (292, 440370), (315, 408216), (360, 357189), (365, 352296), (378, 340180), (420, 306162), (438, 293580), (466, 275940), (504, 255135), (511, 251640), (540, 238126), (584, 220185), (630, 204108), (657, 195720), (699, 183960), (730, 176148), (756, 170090), (840, 153081), (876, 146790), (932, 137970), (945, 136072), (1022, 125820), (1080, 119063), (1095, 117432), (1165, 110376), (1260, 102054), (1314, 97860), (1398, 91980), (1460, 88074), (1512, 85045), (1533, 83880), (1631, 78840), (1752, 73395), (1864, 68985), (1890, 68036), (1971, 65240), (2044, 62910), (2097, 61320), (2190, 58716), (2330, 55188), (2520, 51027), (2555, 50328), (2628, 48930), (2796, 45990), (2920, 44037), (3066, 41940), (3262, 39420), (3285, 39144), (3495, 36792), (3780, 34018), (3942, 32620), (4088, 31455), (4194, 30660), (4380, 29358), (4599, 27960), (4660, 27594), (4893, 26280), (5110, 25164), (5256, 24465), (5592, 22995), (6132, 20970), (6291, 20440), (6524, 19710), (6570, 19572), (6990, 18396), (7560, 17009), (7665, 16776), (7884, 16310), (8155, 15768), (8388, 15330), (8760, 14679), (9198, 13980), (9320, 13797), (9786, 13140), (9855, 13048), (10220, 12582), (10485, 12264)]