30725940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{1493}}^1$

素因数の和:1526

約数の個数: 96

約数和(自身を含む): 100396800

約数和(自身を除く): 69670860

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, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1493, 1715, 2058, 2940, 2986, 3430, 4116, 4479, 5145, 5972, 6860, 7465, 8958, 10290, 10451, 14930, 17916, 20580, 20902, 22395, 29860, 31353, 41804, 44790, 52255, 62706, 73157, 89580, 104510, 125412, 146314, 156765, 209020, 219471, 292628, 313530, 365785, 438942, 512099, 627060, 731570, 877884, 1024198, 1097355, 1463140, 1536297, 2048396, 2194710, 2560495, 3072594, 4389420, 5120990, 6145188, 7681485, 10241980, 15362970, 30725940]

約数ペア:

[(1, 30725940), (2, 15362970), (3, 10241980), (4, 7681485), (5, 6145188), (6, 5120990), (7, 4389420), (10, 3072594), (12, 2560495), (14, 2194710), (15, 2048396), (20, 1536297), (21, 1463140), (28, 1097355), (30, 1024198), (35, 877884), (42, 731570), (49, 627060), (60, 512099), (70, 438942), (84, 365785), (98, 313530), (105, 292628), (140, 219471), (147, 209020), (196, 156765), (210, 146314), (245, 125412), (294, 104510), (343, 89580), (420, 73157), (490, 62706), (588, 52255), (686, 44790), (735, 41804), (980, 31353), (1029, 29860), (1372, 22395), (1470, 20902), (1493, 20580), (1715, 17916), (2058, 14930), (2940, 10451), (2986, 10290), (3430, 8958), (4116, 7465), (4479, 6860), (5145, 5972)]