2138208240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2953}}^1$

素因数の和:3407

約数の個数: 160

約数和(自身を含む): 7595513856

約数和(自身を除く): 5457305616

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, 240, 280, 336, 420, 431, 560, 840, 862, 1293, 1680, 1724, 2155, 2586, 2953, 3017, 3448, 4310, 5172, 5906, 6034, 6465, 6896, 8620, 8859, 9051, 10344, 11812, 12068, 12930, 14765, 15085, 17240, 17718, 18102, 20671, 20688, 23624, 24136, 25860, 29530, 30170, 34480, 35436, 36204, 41342, 44295, 45255, 47248, 48272, 51720, 59060, 60340, 62013, 70872, 72408, 82684, 88590, 90510, 103355, 103440, 118120, 120680, 124026, 141744, 144816, 165368, 177180, 181020, 206710, 236240, 241360, 248052, 310065, 330736, 354360, 362040, 413420, 496104, 620130, 708720, 724080, 826840, 992208, 1240260, 1272743, 1653680, 2480520, 2545486, 3818229, 4961040, 5090972, 6363715, 7636458, 8909201, 10181944, 12727430, 15272916, 17818402, 19091145, 20363888, 25454860, 26727603, 30545832, 35636804, 38182290, 44546005, 50909720, 53455206, 61091664, 71273608, 76364580, 89092010, 101819440, 106910412, 133638015, 142547216, 152729160, 178184020, 213820824, 267276030, 305458320, 356368040, 427641648, 534552060, 712736080, 1069104120, 2138208240]

約数ペア:

[(1, 2138208240), (2, 1069104120), (3, 712736080), (4, 534552060), (5, 427641648), (6, 356368040), (7, 305458320), (8, 267276030), (10, 213820824), (12, 178184020), (14, 152729160), (15, 142547216), (16, 133638015), (20, 106910412), (21, 101819440), (24, 89092010), (28, 76364580), (30, 71273608), (35, 61091664), (40, 53455206), (42, 50909720), (48, 44546005), (56, 38182290), (60, 35636804), (70, 30545832), (80, 26727603), (84, 25454860), (105, 20363888), (112, 19091145), (120, 17818402), (140, 15272916), (168, 12727430), (210, 10181944), (240, 8909201), (280, 7636458), (336, 6363715), (420, 5090972), (431, 4961040), (560, 3818229), (840, 2545486), (862, 2480520), (1293, 1653680), (1680, 1272743), (1724, 1240260), (2155, 992208), (2586, 826840), (2953, 724080), (3017, 708720), (3448, 620130), (4310, 496104), (5172, 413420), (5906, 362040), (6034, 354360), (6465, 330736), (6896, 310065), (8620, 248052), (8859, 241360), (9051, 236240), (10344, 206710), (11812, 181020), (12068, 177180), (12930, 165368), (14765, 144816), (15085, 141744), (17240, 124026), (17718, 120680), (18102, 118120), (20671, 103440), (20688, 103355), (23624, 90510), (24136, 88590), (25860, 82684), (29530, 72408), (30170, 70872), (34480, 62013), (35436, 60340), (36204, 59060), (41342, 51720), (44295, 48272), (45255, 47248)]