254194920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5309}}^1$

素因数の和:5352

約数の個数: 192

約数和(自身を含む): 994032000

約数和(自身を除く): 739837080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 315, 342, 360, 380, 399, 420, 456, 504, 532, 570, 630, 665, 684, 760, 798, 840, 855, 1064, 1140, 1197, 1260, 1330, 1368, 1596, 1710, 1995, 2280, 2394, 2520, 2660, 3192, 3420, 3990, 4788, 5309, 5320, 5985, 6840, 7980, 9576, 10618, 11970, 15927, 15960, 21236, 23940, 26545, 31854, 37163, 42472, 47781, 47880, 53090, 63708, 74326, 79635, 95562, 100871, 106180, 111489, 127416, 148652, 159270, 185815, 191124, 201742, 212360, 222978, 238905, 297304, 302613, 318540, 334467, 371630, 382248, 403484, 445956, 477810, 504355, 557445, 605226, 637080, 668934, 706097, 743260, 806968, 891912, 907839, 955620, 1008710, 1114890, 1210452, 1337868, 1412194, 1486520, 1513065, 1672335, 1815678, 1911240, 2017420, 2118291, 2229780, 2420904, 2675736, 2824388, 3026130, 3344670, 3530485, 3631356, 4034840, 4236582, 4459560, 4539195, 5648776, 6052260, 6354873, 6689340, 7060970, 7262712, 8473164, 9078390, 10591455, 12104520, 12709746, 13378680, 14121940, 16946328, 18156780, 21182910, 25419492, 28243880, 31774365, 36313560, 42365820, 50838984, 63548730, 84731640, 127097460, 254194920]

約数ペア:

[(1, 254194920), (2, 127097460), (3, 84731640), (4, 63548730), (5, 50838984), (6, 42365820), (7, 36313560), (8, 31774365), (9, 28243880), (10, 25419492), (12, 21182910), (14, 18156780), (15, 16946328), (18, 14121940), (19, 13378680), (20, 12709746), (21, 12104520), (24, 10591455), (28, 9078390), (30, 8473164), (35, 7262712), (36, 7060970), (38, 6689340), (40, 6354873), (42, 6052260), (45, 5648776), (56, 4539195), (57, 4459560), (60, 4236582), (63, 4034840), (70, 3631356), (72, 3530485), (76, 3344670), (84, 3026130), (90, 2824388), (95, 2675736), (105, 2420904), (114, 2229780), (120, 2118291), (126, 2017420), (133, 1911240), (140, 1815678), (152, 1672335), (168, 1513065), (171, 1486520), (180, 1412194), (190, 1337868), (210, 1210452), (228, 1114890), (252, 1008710), (266, 955620), (280, 907839), (285, 891912), (315, 806968), (342, 743260), (360, 706097), (380, 668934), (399, 637080), (420, 605226), (456, 557445), (504, 504355), (532, 477810), (570, 445956), (630, 403484), (665, 382248), (684, 371630), (760, 334467), (798, 318540), (840, 302613), (855, 297304), (1064, 238905), (1140, 222978), (1197, 212360), (1260, 201742), (1330, 191124), (1368, 185815), (1596, 159270), (1710, 148652), (1995, 127416), (2280, 111489), (2394, 106180), (2520, 100871), (2660, 95562), (3192, 79635), (3420, 74326), (3990, 63708), (4788, 53090), (5309, 47880), (5320, 47781), (5985, 42472), (6840, 37163), (7980, 31854), (9576, 26545), (10618, 23940), (11970, 21236), (15927, 15960)]