7388640420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{2513143}}^1$

素因数の和:2513169

約数の個数: 72

約数和(自身を含む): 24065866944

約数和(自身を除く): 16677226524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 2513143, 5026286, 7539429, 10052572, 12565715, 15078858, 17592001, 25131430, 30157716, 35184002, 37697145, 50262860, 52776003, 70368004, 75394290, 87960005, 105552006, 123144007, 150788580, 175920010, 211104012, 246288014, 263880015, 351840020, 369432021, 492576028, 527760030, 615720035, 738864042, 1055520060, 1231440070, 1477728084, 1847160105, 2462880140, 3694320210, 7388640420]

約数ペア:

[(1, 7388640420), (2, 3694320210), (3, 2462880140), (4, 1847160105), (5, 1477728084), (6, 1231440070), (7, 1055520060), (10, 738864042), (12, 615720035), (14, 527760030), (15, 492576028), (20, 369432021), (21, 351840020), (28, 263880015), (30, 246288014), (35, 211104012), (42, 175920010), (49, 150788580), (60, 123144007), (70, 105552006), (84, 87960005), (98, 75394290), (105, 70368004), (140, 52776003), (147, 50262860), (196, 37697145), (210, 35184002), (245, 30157716), (294, 25131430), (420, 17592001), (490, 15078858), (588, 12565715), (735, 10052572), (980, 7539429), (1470, 5026286), (2940, 2513143)]