1236691680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{383}}^1$

素因数の和:470

約数の個数: 288

約数和(自身を含む): 4612349952

約数和(自身を除く): 3375658272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 280, 310, 336, 372, 383, 420, 434, 465, 480, 496, 560, 620, 651, 672, 744, 766, 840, 868, 930, 961, 992, 1085, 1120, 1149, 1240, 1302, 1488, 1532, 1680, 1736, 1860, 1915, 1922, 2170, 2298, 2480, 2604, 2681, 2883, 2976, 3064, 3255, 3360, 3472, 3720, 3830, 3844, 4340, 4596, 4805, 4960, 5208, 5362, 5745, 5766, 6128, 6510, 6727, 6944, 7440, 7660, 7688, 8043, 8680, 9192, 9610, 10416, 10724, 11490, 11532, 11873, 12256, 13020, 13405, 13454, 14415, 14880, 15320, 15376, 16086, 17360, 18384, 19220, 20181, 20832, 21448, 22980, 23064, 23746, 26040, 26810, 26908, 28830, 30640, 30752, 32172, 33635, 34720, 35619, 36768, 38440, 40215, 40362, 42896, 45960, 46128, 47492, 52080, 53620, 53816, 57660, 59365, 61280, 64344, 67270, 71238, 76880, 80430, 80724, 83111, 85792, 91920, 92256, 94984, 100905, 104160, 107240, 107632, 115320, 118730, 128688, 134540, 142476, 153760, 160860, 161448, 166222, 178095, 183840, 189968, 201810, 214480, 215264, 230640, 237460, 249333, 257376, 269080, 284952, 321720, 322896, 332444, 356190, 368063, 379936, 403620, 415555, 428960, 461280, 474920, 498666, 538160, 569904, 643440, 645792, 664888, 712380, 736126, 807240, 831110, 949840, 997332, 1076320, 1104189, 1139808, 1246665, 1286880, 1329776, 1424760, 1472252, 1614480, 1662220, 1840315, 1899680, 1994664, 2208378, 2493330, 2576441, 2659552, 2849520, 2944504, 3228960, 3324440, 3680630, 3989328, 4416756, 4986660, 5152882, 5520945, 5699040, 5889008, 6648880, 7361260, 7729323, 7978656, 8833512, 9973320, 10305764, 11041890, 11778016, 12882205, 13297760, 14722520, 15458646, 17667024, 19946640, 20611528, 22083780, 25764410, 29445040, 30917292, 35334048, 38646615, 39893280, 41223056, 44167560, 51528820, 58890080, 61834584, 77293230, 82446112, 88335120, 103057640, 123669168, 154586460, 176670240, 206115280, 247338336, 309172920, 412230560, 618345840, 1236691680]

約数ペア:

[(1, 1236691680), (2, 618345840), (3, 412230560), (4, 309172920), (5, 247338336), (6, 206115280), (7, 176670240), (8, 154586460), (10, 123669168), (12, 103057640), (14, 88335120), (15, 82446112), (16, 77293230), (20, 61834584), (21, 58890080), (24, 51528820), (28, 44167560), (30, 41223056), (31, 39893280), (32, 38646615), (35, 35334048), (40, 30917292), (42, 29445040), (48, 25764410), (56, 22083780), (60, 20611528), (62, 19946640), (70, 17667024), (80, 15458646), (84, 14722520), (93, 13297760), (96, 12882205), (105, 11778016), (112, 11041890), (120, 10305764), (124, 9973320), (140, 8833512), (155, 7978656), (160, 7729323), (168, 7361260), (186, 6648880), (210, 5889008), (217, 5699040), (224, 5520945), (240, 5152882), (248, 4986660), (280, 4416756), (310, 3989328), (336, 3680630), (372, 3324440), (383, 3228960), (420, 2944504), (434, 2849520), (465, 2659552), (480, 2576441), (496, 2493330), (560, 2208378), (620, 1994664), (651, 1899680), (672, 1840315), (744, 1662220), (766, 1614480), (840, 1472252), (868, 1424760), (930, 1329776), (961, 1286880), (992, 1246665), (1085, 1139808), (1120, 1104189), (1149, 1076320), (1240, 997332), (1302, 949840), (1488, 831110), (1532, 807240), (1680, 736126), (1736, 712380), (1860, 664888), (1915, 645792), (1922, 643440), (2170, 569904), (2298, 538160), (2480, 498666), (2604, 474920), (2681, 461280), (2883, 428960), (2976, 415555), (3064, 403620), (3255, 379936), (3360, 368063), (3472, 356190), (3720, 332444), (3830, 322896), (3844, 321720), (4340, 284952), (4596, 269080), (4805, 257376), (4960, 249333), (5208, 237460), (5362, 230640), (5745, 215264), (5766, 214480), (6128, 201810), (6510, 189968), (6727, 183840), (6944, 178095), (7440, 166222), (7660, 161448), (7688, 160860), (8043, 153760), (8680, 142476), (9192, 134540), (9610, 128688), (10416, 118730), (10724, 115320), (11490, 107632), (11532, 107240), (11873, 104160), (12256, 100905), (13020, 94984), (13405, 92256), (13454, 91920), (14415, 85792), (14880, 83111), (15320, 80724), (15376, 80430), (16086, 76880), (17360, 71238), (18384, 67270), (19220, 64344), (20181, 61280), (20832, 59365), (21448, 57660), (22980, 53816), (23064, 53620), (23746, 52080), (26040, 47492), (26810, 46128), (26908, 45960), (28830, 42896), (30640, 40362), (30752, 40215), (32172, 38440), (33635, 36768), (34720, 35619)]