227824020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20749}}^1$

素因数の和:20825

約数の個数: 72

約数和(自身を含む): 702429000

約数和(自身を除く): 474604980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 20749, 41498, 62247, 82996, 103745, 124494, 186741, 207490, 248988, 311235, 373482, 414980, 622470, 746964, 933705, 1244940, 1265689, 1867410, 2531378, 3734820, 3797067, 5062756, 6328445, 7594134, 11391201, 12656890, 15188268, 18985335, 22782402, 25313780, 37970670, 45564804, 56956005, 75941340, 113912010, 227824020]

約数ペア:

[(1, 227824020), (2, 113912010), (3, 75941340), (4, 56956005), (5, 45564804), (6, 37970670), (9, 25313780), (10, 22782402), (12, 18985335), (15, 15188268), (18, 12656890), (20, 11391201), (30, 7594134), (36, 6328445), (45, 5062756), (60, 3797067), (61, 3734820), (90, 2531378), (122, 1867410), (180, 1265689), (183, 1244940), (244, 933705), (305, 746964), (366, 622470), (549, 414980), (610, 373482), (732, 311235), (915, 248988), (1098, 207490), (1220, 186741), (1830, 124494), (2196, 103745), (2745, 82996), (3660, 62247), (5490, 41498), (10980, 20749)]