203002440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{521}}^1$

素因数の和:743

約数の個数: 128

約数和(自身を含む): 649451520

約数和(自身を除く): 446449080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 191, 204, 255, 340, 382, 408, 510, 521, 573, 680, 764, 955, 1020, 1042, 1146, 1528, 1563, 1910, 2040, 2084, 2292, 2605, 2865, 3126, 3247, 3820, 4168, 4584, 5210, 5730, 6252, 6494, 7640, 7815, 8857, 9741, 10420, 11460, 12504, 12988, 15630, 16235, 17714, 19482, 20840, 22920, 25976, 26571, 31260, 32470, 35428, 38964, 44285, 48705, 53142, 62520, 64940, 70856, 77928, 88570, 97410, 99511, 106284, 129880, 132855, 177140, 194820, 199022, 212568, 265710, 298533, 354280, 389640, 398044, 497555, 531420, 597066, 796088, 995110, 1062840, 1194132, 1492665, 1691687, 1990220, 2388264, 2985330, 3383374, 3980440, 5075061, 5970660, 6766748, 8458435, 10150122, 11941320, 13533496, 16916870, 20300244, 25375305, 33833740, 40600488, 50750610, 67667480, 101501220, 203002440]

約数ペア:

[(1, 203002440), (2, 101501220), (3, 67667480), (4, 50750610), (5, 40600488), (6, 33833740), (8, 25375305), (10, 20300244), (12, 16916870), (15, 13533496), (17, 11941320), (20, 10150122), (24, 8458435), (30, 6766748), (34, 5970660), (40, 5075061), (51, 3980440), (60, 3383374), (68, 2985330), (85, 2388264), (102, 1990220), (120, 1691687), (136, 1492665), (170, 1194132), (191, 1062840), (204, 995110), (255, 796088), (340, 597066), (382, 531420), (408, 497555), (510, 398044), (521, 389640), (573, 354280), (680, 298533), (764, 265710), (955, 212568), (1020, 199022), (1042, 194820), (1146, 177140), (1528, 132855), (1563, 129880), (1910, 106284), (2040, 99511), (2084, 97410), (2292, 88570), (2605, 77928), (2865, 70856), (3126, 64940), (3247, 62520), (3820, 53142), (4168, 48705), (4584, 44285), (5210, 38964), (5730, 35428), (6252, 32470), (6494, 31260), (7640, 26571), (7815, 25976), (8857, 22920), (9741, 20840), (10420, 19482), (11460, 17714), (12504, 16235), (12988, 15630)]