661814160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1867}}^1$

素因数の和:2101

約数の個数: 160

約数和(自身を含む): 2357087232

約数和(自身を除く): 1695273072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 211, 240, 280, 336, 420, 422, 560, 633, 840, 844, 1055, 1266, 1477, 1680, 1688, 1867, 2110, 2532, 2954, 3165, 3376, 3734, 4220, 4431, 5064, 5601, 5908, 6330, 7385, 7468, 8440, 8862, 9335, 10128, 11202, 11816, 12660, 13069, 14770, 14936, 16880, 17724, 18670, 22155, 22404, 23632, 25320, 26138, 28005, 29540, 29872, 35448, 37340, 39207, 44310, 44808, 50640, 52276, 56010, 59080, 65345, 70896, 74680, 78414, 88620, 89616, 104552, 112020, 118160, 130690, 149360, 156828, 177240, 196035, 209104, 224040, 261380, 313656, 354480, 392070, 393937, 448080, 522760, 627312, 784140, 787874, 1045520, 1181811, 1568280, 1575748, 1969685, 2363622, 2757559, 3136560, 3151496, 3939370, 4727244, 5515118, 5909055, 6302992, 7878740, 8272677, 9454488, 11030236, 11818110, 13787795, 15757480, 16545354, 18908976, 22060472, 23636220, 27575590, 31514960, 33090708, 41363385, 44120944, 47272440, 55151180, 66181416, 82726770, 94544880, 110302360, 132362832, 165453540, 220604720, 330907080, 661814160]

約数ペア:

[(1, 661814160), (2, 330907080), (3, 220604720), (4, 165453540), (5, 132362832), (6, 110302360), (7, 94544880), (8, 82726770), (10, 66181416), (12, 55151180), (14, 47272440), (15, 44120944), (16, 41363385), (20, 33090708), (21, 31514960), (24, 27575590), (28, 23636220), (30, 22060472), (35, 18908976), (40, 16545354), (42, 15757480), (48, 13787795), (56, 11818110), (60, 11030236), (70, 9454488), (80, 8272677), (84, 7878740), (105, 6302992), (112, 5909055), (120, 5515118), (140, 4727244), (168, 3939370), (210, 3151496), (211, 3136560), (240, 2757559), (280, 2363622), (336, 1969685), (420, 1575748), (422, 1568280), (560, 1181811), (633, 1045520), (840, 787874), (844, 784140), (1055, 627312), (1266, 522760), (1477, 448080), (1680, 393937), (1688, 392070), (1867, 354480), (2110, 313656), (2532, 261380), (2954, 224040), (3165, 209104), (3376, 196035), (3734, 177240), (4220, 156828), (4431, 149360), (5064, 130690), (5601, 118160), (5908, 112020), (6330, 104552), (7385, 89616), (7468, 88620), (8440, 78414), (8862, 74680), (9335, 70896), (10128, 65345), (11202, 59080), (11816, 56010), (12660, 52276), (13069, 50640), (14770, 44808), (14936, 44310), (16880, 39207), (17724, 37340), (18670, 35448), (22155, 29872), (22404, 29540), (23632, 28005), (25320, 26138)]