15570240

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{331}}^1$

素因数の和:365

約数の個数: 168

約数和(自身を含む): 57680352

約数和(自身を除く): 42110112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 331, 336, 392, 420, 448, 480, 490, 560, 588, 662, 672, 735, 784, 840, 960, 980, 993, 1120, 1176, 1324, 1344, 1470, 1568, 1655, 1680, 1960, 1986, 2240, 2317, 2352, 2648, 2940, 3136, 3310, 3360, 3920, 3972, 4634, 4704, 4965, 5296, 5880, 6620, 6720, 6951, 7840, 7944, 9268, 9408, 9930, 10592, 11585, 11760, 13240, 13902, 15680, 15888, 16219, 18536, 19860, 21184, 23170, 23520, 26480, 27804, 31776, 32438, 34755, 37072, 39720, 46340, 47040, 48657, 52960, 55608, 63552, 64876, 69510, 74144, 79440, 81095, 92680, 97314, 105920, 111216, 129752, 139020, 148288, 158880, 162190, 185360, 194628, 222432, 243285, 259504, 278040, 317760, 324380, 370720, 389256, 444864, 486570, 519008, 556080, 648760, 741440, 778512, 973140, 1038016, 1112160, 1297520, 1557024, 1946280, 2224320, 2595040, 3114048, 3892560, 5190080, 7785120, 15570240]

約数ペア:

[(1, 15570240), (2, 7785120), (3, 5190080), (4, 3892560), (5, 3114048), (6, 2595040), (7, 2224320), (8, 1946280), (10, 1557024), (12, 1297520), (14, 1112160), (15, 1038016), (16, 973140), (20, 778512), (21, 741440), (24, 648760), (28, 556080), (30, 519008), (32, 486570), (35, 444864), (40, 389256), (42, 370720), (48, 324380), (49, 317760), (56, 278040), (60, 259504), (64, 243285), (70, 222432), (80, 194628), (84, 185360), (96, 162190), (98, 158880), (105, 148288), (112, 139020), (120, 129752), (140, 111216), (147, 105920), (160, 97314), (168, 92680), (192, 81095), (196, 79440), (210, 74144), (224, 69510), (240, 64876), (245, 63552), (280, 55608), (294, 52960), (320, 48657), (331, 47040), (336, 46340), (392, 39720), (420, 37072), (448, 34755), (480, 32438), (490, 31776), (560, 27804), (588, 26480), (662, 23520), (672, 23170), (735, 21184), (784, 19860), (840, 18536), (960, 16219), (980, 15888), (993, 15680), (1120, 13902), (1176, 13240), (1324, 11760), (1344, 11585), (1470, 10592), (1568, 9930), (1655, 9408), (1680, 9268), (1960, 7944), (1986, 7840), (2240, 6951), (2317, 6720), (2352, 6620), (2648, 5880), (2940, 5296), (3136, 4965), (3310, 4704), (3360, 4634), (3920, 3972)]