16464420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 58181760

約数和(自身を除く): 41717340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 179, 180, 210, 219, 252, 292, 315, 358, 365, 420, 438, 511, 537, 630, 657, 716, 730, 876, 895, 1022, 1074, 1095, 1253, 1260, 1314, 1460, 1533, 1611, 1790, 2044, 2148, 2190, 2506, 2555, 2628, 2685, 3066, 3222, 3285, 3580, 3759, 4380, 4599, 5012, 5110, 5370, 6132, 6265, 6444, 6570, 7518, 7665, 8055, 9198, 10220, 10740, 11277, 12530, 13067, 13140, 15036, 15330, 16110, 18396, 18795, 22554, 22995, 25060, 26134, 30660, 32220, 37590, 39201, 45108, 45990, 52268, 56385, 65335, 75180, 78402, 91469, 91980, 112770, 117603, 130670, 156804, 182938, 196005, 225540, 235206, 261340, 274407, 365876, 392010, 457345, 470412, 548814, 588015, 784020, 823221, 914690, 1097628, 1176030, 1372035, 1646442, 1829380, 2352060, 2744070, 3292884, 4116105, 5488140, 8232210, 16464420]

約数ペア:

[(1, 16464420), (2, 8232210), (3, 5488140), (4, 4116105), (5, 3292884), (6, 2744070), (7, 2352060), (9, 1829380), (10, 1646442), (12, 1372035), (14, 1176030), (15, 1097628), (18, 914690), (20, 823221), (21, 784020), (28, 588015), (30, 548814), (35, 470412), (36, 457345), (42, 392010), (45, 365876), (60, 274407), (63, 261340), (70, 235206), (73, 225540), (84, 196005), (90, 182938), (105, 156804), (126, 130670), (140, 117603), (146, 112770), (179, 91980), (180, 91469), (210, 78402), (219, 75180), (252, 65335), (292, 56385), (315, 52268), (358, 45990), (365, 45108), (420, 39201), (438, 37590), (511, 32220), (537, 30660), (630, 26134), (657, 25060), (716, 22995), (730, 22554), (876, 18795), (895, 18396), (1022, 16110), (1074, 15330), (1095, 15036), (1253, 13140), (1260, 13067), (1314, 12530), (1460, 11277), (1533, 10740), (1611, 10220), (1790, 9198), (2044, 8055), (2148, 7665), (2190, 7518), (2506, 6570), (2555, 6444), (2628, 6265), (2685, 6132), (3066, 5370), (3222, 5110), (3285, 5012), (3580, 4599), (3759, 4380)]