72809640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11897}}^1$

素因数の和:11931

約数の個数: 96

約数和(自身を含む): 250571880

約数和(自身を除く): 177762240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 11897, 23794, 35691, 47588, 59485, 71382, 95176, 107073, 118970, 142764, 178455, 202249, 214146, 237940, 285528, 356910, 404498, 428292, 475880, 535365, 606747, 713820, 808996, 856584, 1011245, 1070730, 1213494, 1427640, 1617992, 1820241, 2022490, 2141460, 2426988, 3033735, 3640482, 4044980, 4282920, 4853976, 6067470, 7280964, 8089960, 9101205, 12134940, 14561928, 18202410, 24269880, 36404820, 72809640]

約数ペア:

[(1, 72809640), (2, 36404820), (3, 24269880), (4, 18202410), (5, 14561928), (6, 12134940), (8, 9101205), (9, 8089960), (10, 7280964), (12, 6067470), (15, 4853976), (17, 4282920), (18, 4044980), (20, 3640482), (24, 3033735), (30, 2426988), (34, 2141460), (36, 2022490), (40, 1820241), (45, 1617992), (51, 1427640), (60, 1213494), (68, 1070730), (72, 1011245), (85, 856584), (90, 808996), (102, 713820), (120, 606747), (136, 535365), (153, 475880), (170, 428292), (180, 404498), (204, 356910), (255, 285528), (306, 237940), (340, 214146), (360, 202249), (408, 178455), (510, 142764), (612, 118970), (680, 107073), (765, 95176), (1020, 71382), (1224, 59485), (1530, 47588), (2040, 35691), (3060, 23794), (6120, 11897)]