21191973120

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4729}}^1$

素因数の和:5145

約数の個数: 216

約数和(自身を含む): 73526052600

約数和(自身を除く): 52334079480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 389, 480, 576, 640, 720, 768, 778, 960, 1152, 1167, 1280, 1440, 1556, 1920, 1945, 2304, 2334, 2880, 3112, 3501, 3840, 3890, 4668, 4729, 5760, 5835, 6224, 7002, 7780, 9336, 9458, 11520, 11670, 12448, 14004, 14187, 15560, 17505, 18672, 18916, 23340, 23645, 24896, 28008, 28374, 31120, 35010, 37344, 37832, 42561, 46680, 47290, 49792, 56016, 56748, 62240, 70020, 70935, 74688, 75664, 85122, 93360, 94580, 99584, 112032, 113496, 124480, 140040, 141870, 149376, 151328, 170244, 186720, 189160, 212805, 224064, 226992, 248960, 280080, 283740, 298752, 302656, 340488, 373440, 378320, 425610, 448128, 453984, 497920, 560160, 567480, 605312, 680976, 746880, 756640, 851220, 896256, 907968, 1120320, 1134960, 1210624, 1361952, 1493760, 1513280, 1702440, 1815936, 1839581, 2240640, 2269920, 2723904, 3026560, 3404880, 3631872, 3679162, 4481280, 4539840, 5447808, 5518743, 6053120, 6809760, 7358324, 9079680, 9197905, 10895616, 11037486, 13619520, 14716648, 16556229, 18159360, 18395810, 22074972, 27239040, 27593715, 29433296, 33112458, 36791620, 44149944, 54478080, 55187430, 58866592, 66224916, 73583240, 82781145, 88299888, 110374860, 117733184, 132449832, 147166480, 165562290, 176599776, 220749720, 235466368, 264899664, 294332960, 331124580, 353199552, 441499440, 470932736, 529799328, 588665920, 662249160, 706399104, 882998880, 1059598656, 1177331840, 1324498320, 1412798208, 1765997760, 2119197312, 2354663680, 2648996640, 3531995520, 4238394624, 5297993280, 7063991040, 10595986560, 21191973120]

約数ペア:

[(1, 21191973120), (2, 10595986560), (3, 7063991040), (4, 5297993280), (5, 4238394624), (6, 3531995520), (8, 2648996640), (9, 2354663680), (10, 2119197312), (12, 1765997760), (15, 1412798208), (16, 1324498320), (18, 1177331840), (20, 1059598656), (24, 882998880), (30, 706399104), (32, 662249160), (36, 588665920), (40, 529799328), (45, 470932736), (48, 441499440), (60, 353199552), (64, 331124580), (72, 294332960), (80, 264899664), (90, 235466368), (96, 220749720), (120, 176599776), (128, 165562290), (144, 147166480), (160, 132449832), (180, 117733184), (192, 110374860), (240, 88299888), (256, 82781145), (288, 73583240), (320, 66224916), (360, 58866592), (384, 55187430), (389, 54478080), (480, 44149944), (576, 36791620), (640, 33112458), (720, 29433296), (768, 27593715), (778, 27239040), (960, 22074972), (1152, 18395810), (1167, 18159360), (1280, 16556229), (1440, 14716648), (1556, 13619520), (1920, 11037486), (1945, 10895616), (2304, 9197905), (2334, 9079680), (2880, 7358324), (3112, 6809760), (3501, 6053120), (3840, 5518743), (3890, 5447808), (4668, 4539840), (4729, 4481280), (5760, 3679162), (5835, 3631872), (6224, 3404880), (7002, 3026560), (7780, 2723904), (9336, 2269920), (9458, 2240640), (11520, 1839581), (11670, 1815936), (12448, 1702440), (14004, 1513280), (14187, 1493760), (15560, 1361952), (17505, 1210624), (18672, 1134960), (18916, 1120320), (23340, 907968), (23645, 896256), (24896, 851220), (28008, 756640), (28374, 746880), (31120, 680976), (35010, 605312), (37344, 567480), (37832, 560160), (42561, 497920), (46680, 453984), (47290, 448128), (49792, 425610), (56016, 378320), (56748, 373440), (62240, 340488), (70020, 302656), (70935, 298752), (74688, 283740), (75664, 280080), (85122, 248960), (93360, 226992), (94580, 224064), (99584, 212805), (112032, 189160), (113496, 186720), (124480, 170244), (140040, 151328), (141870, 149376)]