79979760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{2267}}^1$

素因数の和:2300

約数の個数: 180

約数和(自身を含む): 312589368

約数和(自身を除く): 232609608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2267, 2352, 2520, 2940, 3528, 3920, 4410, 4534, 5040, 5880, 6801, 7056, 8820, 9068, 11335, 11760, 13602, 15869, 17640, 18136, 20403, 22670, 27204, 31738, 34005, 35280, 36272, 40806, 45340, 47607, 54408, 63476, 68010, 79345, 81612, 90680, 95214, 102015, 108816, 111083, 126952, 136020, 142821, 158690, 163224, 181360, 190428, 204030, 222166, 238035, 253904, 272040, 285642, 317380, 326448, 333249, 380856, 408060, 444332, 476070, 544080, 555415, 571284, 634760, 666498, 714105, 761712, 816120, 888664, 952140, 999747, 1110830, 1142568, 1269520, 1332996, 1428210, 1632240, 1666245, 1777328, 1904280, 1999494, 2221660, 2285136, 2665992, 2856420, 3332490, 3808560, 3998988, 4443320, 4998735, 5331984, 5712840, 6664980, 7997976, 8886640, 9997470, 11425680, 13329960, 15995952, 19994940, 26659920, 39989880, 79979760]

約数ペア:

[(1, 79979760), (2, 39989880), (3, 26659920), (4, 19994940), (5, 15995952), (6, 13329960), (7, 11425680), (8, 9997470), (9, 8886640), (10, 7997976), (12, 6664980), (14, 5712840), (15, 5331984), (16, 4998735), (18, 4443320), (20, 3998988), (21, 3808560), (24, 3332490), (28, 2856420), (30, 2665992), (35, 2285136), (36, 2221660), (40, 1999494), (42, 1904280), (45, 1777328), (48, 1666245), (49, 1632240), (56, 1428210), (60, 1332996), (63, 1269520), (70, 1142568), (72, 1110830), (80, 999747), (84, 952140), (90, 888664), (98, 816120), (105, 761712), (112, 714105), (120, 666498), (126, 634760), (140, 571284), (144, 555415), (147, 544080), (168, 476070), (180, 444332), (196, 408060), (210, 380856), (240, 333249), (245, 326448), (252, 317380), (280, 285642), (294, 272040), (315, 253904), (336, 238035), (360, 222166), (392, 204030), (420, 190428), (441, 181360), (490, 163224), (504, 158690), (560, 142821), (588, 136020), (630, 126952), (720, 111083), (735, 108816), (784, 102015), (840, 95214), (882, 90680), (980, 81612), (1008, 79345), (1176, 68010), (1260, 63476), (1470, 54408), (1680, 47607), (1764, 45340), (1960, 40806), (2205, 36272), (2267, 35280), (2352, 34005), (2520, 31738), (2940, 27204), (3528, 22670), (3920, 20403), (4410, 18136), (4534, 17640), (5040, 15869), (5880, 13602), (6801, 11760), (7056, 11335), (8820, 9068)]