123938640

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{1171}}^1$

素因数の和:1207

約数の個数: 240

約数和(自身を含む): 497021760

約数和(自身を除く): 373083120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1171, 1176, 1260, 1323, 1470, 1512, 1680, 1764, 1890, 1960, 2160, 2205, 2342, 2352, 2520, 2646, 2940, 3024, 3513, 3528, 3780, 3920, 4410, 4684, 5040, 5292, 5855, 5880, 6615, 7026, 7056, 7560, 8197, 8820, 9368, 10539, 10584, 11710, 11760, 13230, 14052, 15120, 16394, 17565, 17640, 18736, 21078, 21168, 23420, 24591, 26460, 28104, 31617, 32788, 35130, 35280, 40985, 42156, 46840, 49182, 52695, 52920, 56208, 57379, 63234, 65576, 70260, 73773, 81970, 84312, 93680, 98364, 105390, 105840, 114758, 122955, 126468, 131152, 140520, 147546, 158085, 163940, 168624, 172137, 196728, 210780, 221319, 229516, 245910, 252936, 281040, 286895, 295092, 316170, 327880, 344274, 368865, 393456, 421560, 442638, 459032, 491820, 505872, 516411, 573790, 590184, 632340, 655760, 688548, 737730, 843120, 860685, 885276, 918064, 983640, 1032822, 1106595, 1147580, 1180368, 1264680, 1377096, 1475460, 1549233, 1721370, 1770552, 1967280, 2065644, 2213190, 2295160, 2529360, 2582055, 2754192, 2950920, 3098466, 3442740, 3541104, 4131288, 4426380, 4590320, 5164110, 5901840, 6196932, 6885480, 7746165, 8262576, 8852760, 10328220, 12393864, 13770960, 15492330, 17705520, 20656440, 24787728, 30984660, 41312880, 61969320, 123938640]

約数ペア:

[(1, 123938640), (2, 61969320), (3, 41312880), (4, 30984660), (5, 24787728), (6, 20656440), (7, 17705520), (8, 15492330), (9, 13770960), (10, 12393864), (12, 10328220), (14, 8852760), (15, 8262576), (16, 7746165), (18, 6885480), (20, 6196932), (21, 5901840), (24, 5164110), (27, 4590320), (28, 4426380), (30, 4131288), (35, 3541104), (36, 3442740), (40, 3098466), (42, 2950920), (45, 2754192), (48, 2582055), (49, 2529360), (54, 2295160), (56, 2213190), (60, 2065644), (63, 1967280), (70, 1770552), (72, 1721370), (80, 1549233), (84, 1475460), (90, 1377096), (98, 1264680), (105, 1180368), (108, 1147580), (112, 1106595), (120, 1032822), (126, 983640), (135, 918064), (140, 885276), (144, 860685), (147, 843120), (168, 737730), (180, 688548), (189, 655760), (196, 632340), (210, 590184), (216, 573790), (240, 516411), (245, 505872), (252, 491820), (270, 459032), (280, 442638), (294, 421560), (315, 393456), (336, 368865), (360, 344274), (378, 327880), (392, 316170), (420, 295092), (432, 286895), (441, 281040), (490, 252936), (504, 245910), (540, 229516), (560, 221319), (588, 210780), (630, 196728), (720, 172137), (735, 168624), (756, 163940), (784, 158085), (840, 147546), (882, 140520), (945, 131152), (980, 126468), (1008, 122955), (1080, 114758), (1171, 105840), (1176, 105390), (1260, 98364), (1323, 93680), (1470, 84312), (1512, 81970), (1680, 73773), (1764, 70260), (1890, 65576), (1960, 63234), (2160, 57379), (2205, 56208), (2342, 52920), (2352, 52695), (2520, 49182), (2646, 46840), (2940, 42156), (3024, 40985), (3513, 35280), (3528, 35130), (3780, 32788), (3920, 31617), (4410, 28104), (4684, 26460), (5040, 24591), (5292, 23420), (5855, 21168), (5880, 21078), (6615, 18736), (7026, 17640), (7056, 17565), (7560, 16394), (8197, 15120), (8820, 14052), (9368, 13230), (10539, 11760), (10584, 11710)]