130970140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1249}}^1$

素因数の和:1379

約数の個数: 72

約数和(自身を含む): 323190000

約数和(自身を除く): 192219860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 107, 140, 196, 214, 245, 428, 490, 535, 749, 980, 1070, 1249, 1498, 2140, 2498, 2996, 3745, 4996, 5243, 6245, 7490, 8743, 10486, 12490, 14980, 17486, 20972, 24980, 26215, 34972, 43715, 52430, 61201, 87430, 104860, 122402, 133643, 174860, 244804, 267286, 306005, 534572, 612010, 668215, 935501, 1224020, 1336430, 1871002, 2672860, 3742004, 4677505, 6548507, 9355010, 13097014, 18710020, 26194028, 32742535, 65485070, 130970140]

約数ペア:

[(1, 130970140), (2, 65485070), (4, 32742535), (5, 26194028), (7, 18710020), (10, 13097014), (14, 9355010), (20, 6548507), (28, 4677505), (35, 3742004), (49, 2672860), (70, 1871002), (98, 1336430), (107, 1224020), (140, 935501), (196, 668215), (214, 612010), (245, 534572), (428, 306005), (490, 267286), (535, 244804), (749, 174860), (980, 133643), (1070, 122402), (1249, 104860), (1498, 87430), (2140, 61201), (2498, 52430), (2996, 43715), (3745, 34972), (4996, 26215), (5243, 24980), (6245, 20972), (7490, 17486), (8743, 14980), (10486, 12490)]