180908560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:681

約数の個数: 160

約数和(自身を含む): 526252032

約数和(自身を除く): 345343472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 80, 85, 112, 119, 124, 136, 140, 155, 170, 217, 238, 248, 272, 280, 310, 340, 434, 476, 496, 527, 560, 595, 613, 620, 680, 868, 952, 1054, 1085, 1190, 1226, 1240, 1360, 1736, 1904, 2108, 2170, 2380, 2452, 2480, 2635, 3065, 3472, 3689, 4216, 4291, 4340, 4760, 4904, 5270, 6130, 7378, 8432, 8582, 8680, 9520, 9808, 10421, 10540, 12260, 14756, 17164, 17360, 18445, 19003, 20842, 21080, 21455, 24520, 29512, 34328, 36890, 38006, 41684, 42160, 42910, 49040, 52105, 59024, 68656, 72947, 73780, 76012, 83368, 85820, 95015, 104210, 133021, 145894, 147560, 152024, 166736, 171640, 190030, 208420, 266042, 291788, 295120, 304048, 323051, 343280, 364735, 380060, 416840, 532084, 583576, 646102, 665105, 729470, 760120, 833680, 1064168, 1167152, 1292204, 1330210, 1458940, 1520240, 1615255, 2128336, 2261357, 2584408, 2660420, 2917880, 3230510, 4522714, 5168816, 5320840, 5835760, 6461020, 9045428, 10641680, 11306785, 12922040, 18090856, 22613570, 25844080, 36181712, 45227140, 90454280, 180908560]

約数ペア:

[(1, 180908560), (2, 90454280), (4, 45227140), (5, 36181712), (7, 25844080), (8, 22613570), (10, 18090856), (14, 12922040), (16, 11306785), (17, 10641680), (20, 9045428), (28, 6461020), (31, 5835760), (34, 5320840), (35, 5168816), (40, 4522714), (56, 3230510), (62, 2917880), (68, 2660420), (70, 2584408), (80, 2261357), (85, 2128336), (112, 1615255), (119, 1520240), (124, 1458940), (136, 1330210), (140, 1292204), (155, 1167152), (170, 1064168), (217, 833680), (238, 760120), (248, 729470), (272, 665105), (280, 646102), (310, 583576), (340, 532084), (434, 416840), (476, 380060), (496, 364735), (527, 343280), (560, 323051), (595, 304048), (613, 295120), (620, 291788), (680, 266042), (868, 208420), (952, 190030), (1054, 171640), (1085, 166736), (1190, 152024), (1226, 147560), (1240, 145894), (1360, 133021), (1736, 104210), (1904, 95015), (2108, 85820), (2170, 83368), (2380, 76012), (2452, 73780), (2480, 72947), (2635, 68656), (3065, 59024), (3472, 52105), (3689, 49040), (4216, 42910), (4291, 42160), (4340, 41684), (4760, 38006), (4904, 36890), (5270, 34328), (6130, 29512), (7378, 24520), (8432, 21455), (8582, 21080), (8680, 20842), (9520, 19003), (9808, 18445), (10421, 17360), (10540, 17164), (12260, 14756)]