18577680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:285

約数の個数: 160

約数和(自身を含む): 65138688

約数和(自身を除く): 46561008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 227, 240, 248, 264, 310, 330, 341, 372, 440, 454, 465, 496, 528, 620, 660, 681, 682, 744, 880, 908, 930, 1023, 1135, 1240, 1320, 1362, 1364, 1488, 1705, 1816, 1860, 2046, 2270, 2480, 2497, 2640, 2724, 2728, 3405, 3410, 3632, 3720, 4092, 4540, 4994, 5115, 5448, 5456, 6810, 6820, 7037, 7440, 7491, 8184, 9080, 9988, 10230, 10896, 12485, 13620, 13640, 14074, 14982, 16368, 18160, 19976, 20460, 21111, 24970, 27240, 27280, 28148, 29964, 35185, 37455, 39952, 40920, 42222, 49940, 54480, 56296, 59928, 70370, 74910, 77407, 81840, 84444, 99880, 105555, 112592, 119856, 140740, 149820, 154814, 168888, 199760, 211110, 232221, 281480, 299640, 309628, 337776, 387035, 422220, 464442, 562960, 599280, 619256, 774070, 844440, 928884, 1161105, 1238512, 1548140, 1688880, 1857768, 2322210, 3096280, 3715536, 4644420, 6192560, 9288840, 18577680]

約数ペア:

[(1, 18577680), (2, 9288840), (3, 6192560), (4, 4644420), (5, 3715536), (6, 3096280), (8, 2322210), (10, 1857768), (11, 1688880), (12, 1548140), (15, 1238512), (16, 1161105), (20, 928884), (22, 844440), (24, 774070), (30, 619256), (31, 599280), (33, 562960), (40, 464442), (44, 422220), (48, 387035), (55, 337776), (60, 309628), (62, 299640), (66, 281480), (80, 232221), (88, 211110), (93, 199760), (110, 168888), (120, 154814), (124, 149820), (132, 140740), (155, 119856), (165, 112592), (176, 105555), (186, 99880), (220, 84444), (227, 81840), (240, 77407), (248, 74910), (264, 70370), (310, 59928), (330, 56296), (341, 54480), (372, 49940), (440, 42222), (454, 40920), (465, 39952), (496, 37455), (528, 35185), (620, 29964), (660, 28148), (681, 27280), (682, 27240), (744, 24970), (880, 21111), (908, 20460), (930, 19976), (1023, 18160), (1135, 16368), (1240, 14982), (1320, 14074), (1362, 13640), (1364, 13620), (1488, 12485), (1705, 10896), (1816, 10230), (1860, 9988), (2046, 9080), (2270, 8184), (2480, 7491), (2497, 7440), (2640, 7037), (2724, 6820), (2728, 6810), (3405, 5456), (3410, 5448), (3632, 5115), (3720, 4994), (4092, 4540)]