225407640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{907}}^1$

素因数の和:1049

約数の個数: 128

約数和(自身を含む): 719136000

約数和(自身を除く): 493728360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 109, 114, 120, 152, 190, 218, 228, 285, 327, 380, 436, 456, 545, 570, 654, 760, 872, 907, 1090, 1140, 1308, 1635, 1814, 2071, 2180, 2280, 2616, 2721, 3270, 3628, 4142, 4360, 4535, 5442, 6213, 6540, 7256, 8284, 9070, 10355, 10884, 12426, 13080, 13605, 16568, 17233, 18140, 20710, 21768, 24852, 27210, 31065, 34466, 36280, 41420, 49704, 51699, 54420, 62130, 68932, 82840, 86165, 98863, 103398, 108840, 124260, 137864, 172330, 197726, 206796, 248520, 258495, 296589, 344660, 395452, 413592, 494315, 516990, 593178, 689320, 790904, 988630, 1033980, 1186356, 1482945, 1878397, 1977260, 2067960, 2372712, 2965890, 3756794, 3954520, 5635191, 5931780, 7513588, 9391985, 11270382, 11863560, 15027176, 18783970, 22540764, 28175955, 37567940, 45081528, 56351910, 75135880, 112703820, 225407640]

約数ペア:

[(1, 225407640), (2, 112703820), (3, 75135880), (4, 56351910), (5, 45081528), (6, 37567940), (8, 28175955), (10, 22540764), (12, 18783970), (15, 15027176), (19, 11863560), (20, 11270382), (24, 9391985), (30, 7513588), (38, 5931780), (40, 5635191), (57, 3954520), (60, 3756794), (76, 2965890), (95, 2372712), (109, 2067960), (114, 1977260), (120, 1878397), (152, 1482945), (190, 1186356), (218, 1033980), (228, 988630), (285, 790904), (327, 689320), (380, 593178), (436, 516990), (456, 494315), (545, 413592), (570, 395452), (654, 344660), (760, 296589), (872, 258495), (907, 248520), (1090, 206796), (1140, 197726), (1308, 172330), (1635, 137864), (1814, 124260), (2071, 108840), (2180, 103398), (2280, 98863), (2616, 86165), (2721, 82840), (3270, 68932), (3628, 62130), (4142, 54420), (4360, 51699), (4535, 49704), (5442, 41420), (6213, 36280), (6540, 34466), (7256, 31065), (8284, 27210), (9070, 24852), (10355, 21768), (10884, 20710), (12426, 18140), (13080, 17233), (13605, 16568)]