131519280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2393}}^1$

素因数の和:2638

約数の個数: 80

約数和(自身を含む): 409661280

約数和(自身を除く): 278142000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 229, 240, 458, 687, 916, 1145, 1374, 1832, 2290, 2393, 2748, 3435, 3664, 4580, 4786, 5496, 6870, 7179, 9160, 9572, 10992, 11965, 13740, 14358, 18320, 19144, 23930, 27480, 28716, 35895, 38288, 47860, 54960, 57432, 71790, 95720, 114864, 143580, 191440, 287160, 547997, 574320, 1095994, 1643991, 2191988, 2739985, 3287982, 4383976, 5479970, 6575964, 8219955, 8767952, 10959940, 13151928, 16439910, 21919880, 26303856, 32879820, 43839760, 65759640, 131519280]

約数ペア:

[(1, 131519280), (2, 65759640), (3, 43839760), (4, 32879820), (5, 26303856), (6, 21919880), (8, 16439910), (10, 13151928), (12, 10959940), (15, 8767952), (16, 8219955), (20, 6575964), (24, 5479970), (30, 4383976), (40, 3287982), (48, 2739985), (60, 2191988), (80, 1643991), (120, 1095994), (229, 574320), (240, 547997), (458, 287160), (687, 191440), (916, 143580), (1145, 114864), (1374, 95720), (1832, 71790), (2290, 57432), (2393, 54960), (2748, 47860), (3435, 38288), (3664, 35895), (4580, 28716), (4786, 27480), (5496, 23930), (6870, 19144), (7179, 18320), (9160, 14358), (9572, 13740), (10992, 11965)]