281191260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:416

約数の個数: 192

約数和(自身を含む): 957358080

約数和(自身を除く): 676166820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 167, 190, 210, 211, 228, 266, 285, 334, 380, 399, 420, 422, 501, 532, 570, 633, 665, 668, 798, 835, 844, 1002, 1055, 1140, 1169, 1266, 1330, 1477, 1596, 1670, 1995, 2004, 2110, 2338, 2505, 2532, 2660, 2954, 3165, 3173, 3340, 3507, 3990, 4009, 4220, 4431, 4676, 5010, 5845, 5908, 6330, 6346, 7014, 7385, 7980, 8018, 8862, 9519, 10020, 11690, 12027, 12660, 12692, 14028, 14770, 15865, 16036, 17535, 17724, 19038, 20045, 22155, 22211, 23380, 24054, 28063, 29540, 31730, 35070, 35237, 38076, 40090, 44310, 44422, 47595, 48108, 56126, 60135, 63460, 66633, 70140, 70474, 80180, 84189, 88620, 88844, 95190, 105711, 111055, 112252, 120270, 133266, 140315, 140948, 168378, 176185, 190380, 211422, 222110, 240540, 246659, 266532, 280630, 333165, 336756, 352370, 420945, 422844, 444220, 493318, 528555, 561260, 666330, 669503, 704740, 739977, 841890, 986636, 1057110, 1233295, 1332660, 1339006, 1479954, 1683780, 2008509, 2114220, 2466590, 2678012, 2959908, 3347515, 3699885, 4017018, 4686521, 4933180, 6695030, 7399770, 8034036, 9373042, 10042545, 13390060, 14059563, 14799540, 18746084, 20085090, 23432605, 28119126, 40170180, 46865210, 56238252, 70297815, 93730420, 140595630, 281191260]

約数ペア:

[(1, 281191260), (2, 140595630), (3, 93730420), (4, 70297815), (5, 56238252), (6, 46865210), (7, 40170180), (10, 28119126), (12, 23432605), (14, 20085090), (15, 18746084), (19, 14799540), (20, 14059563), (21, 13390060), (28, 10042545), (30, 9373042), (35, 8034036), (38, 7399770), (42, 6695030), (57, 4933180), (60, 4686521), (70, 4017018), (76, 3699885), (84, 3347515), (95, 2959908), (105, 2678012), (114, 2466590), (133, 2114220), (140, 2008509), (167, 1683780), (190, 1479954), (210, 1339006), (211, 1332660), (228, 1233295), (266, 1057110), (285, 986636), (334, 841890), (380, 739977), (399, 704740), (420, 669503), (422, 666330), (501, 561260), (532, 528555), (570, 493318), (633, 444220), (665, 422844), (668, 420945), (798, 352370), (835, 336756), (844, 333165), (1002, 280630), (1055, 266532), (1140, 246659), (1169, 240540), (1266, 222110), (1330, 211422), (1477, 190380), (1596, 176185), (1670, 168378), (1995, 140948), (2004, 140315), (2110, 133266), (2338, 120270), (2505, 112252), (2532, 111055), (2660, 105711), (2954, 95190), (3165, 88844), (3173, 88620), (3340, 84189), (3507, 80180), (3990, 70474), (4009, 70140), (4220, 66633), (4431, 63460), (4676, 60135), (5010, 56126), (5845, 48108), (5908, 47595), (6330, 44422), (6346, 44310), (7014, 40090), (7385, 38076), (7980, 35237), (8018, 35070), (8862, 31730), (9519, 29540), (10020, 28063), (11690, 24054), (12027, 23380), (12660, 22211), (12692, 22155), (14028, 20045), (14770, 19038), (15865, 17724), (16036, 17535)]