16267440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:467

約数の個数: 160

約数和(自身を含む): 60281856

約数和(自身を除く): 44014416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 368, 420, 421, 460, 483, 552, 560, 644, 690, 805, 840, 842, 920, 966, 1104, 1263, 1288, 1380, 1610, 1680, 1684, 1840, 1932, 2105, 2415, 2526, 2576, 2760, 2947, 3220, 3368, 3864, 4210, 4830, 5052, 5520, 5894, 6315, 6440, 6736, 7728, 8420, 8841, 9660, 9683, 10104, 11788, 12630, 12880, 14735, 16840, 17682, 19320, 19366, 20208, 23576, 25260, 29049, 29470, 33680, 35364, 38640, 38732, 44205, 47152, 48415, 50520, 58098, 58940, 67781, 70728, 77464, 88410, 96830, 101040, 116196, 117880, 135562, 141456, 145245, 154928, 176820, 193660, 203343, 232392, 235760, 271124, 290490, 338905, 353640, 387320, 406686, 464784, 542248, 580980, 677810, 707280, 774640, 813372, 1016715, 1084496, 1161960, 1355620, 1626744, 2033430, 2323920, 2711240, 3253488, 4066860, 5422480, 8133720, 16267440]

約数ペア:

[(1, 16267440), (2, 8133720), (3, 5422480), (4, 4066860), (5, 3253488), (6, 2711240), (7, 2323920), (8, 2033430), (10, 1626744), (12, 1355620), (14, 1161960), (15, 1084496), (16, 1016715), (20, 813372), (21, 774640), (23, 707280), (24, 677810), (28, 580980), (30, 542248), (35, 464784), (40, 406686), (42, 387320), (46, 353640), (48, 338905), (56, 290490), (60, 271124), (69, 235760), (70, 232392), (80, 203343), (84, 193660), (92, 176820), (105, 154928), (112, 145245), (115, 141456), (120, 135562), (138, 117880), (140, 116196), (161, 101040), (168, 96830), (184, 88410), (210, 77464), (230, 70728), (240, 67781), (276, 58940), (280, 58098), (322, 50520), (336, 48415), (345, 47152), (368, 44205), (420, 38732), (421, 38640), (460, 35364), (483, 33680), (552, 29470), (560, 29049), (644, 25260), (690, 23576), (805, 20208), (840, 19366), (842, 19320), (920, 17682), (966, 16840), (1104, 14735), (1263, 12880), (1288, 12630), (1380, 11788), (1610, 10104), (1680, 9683), (1684, 9660), (1840, 8841), (1932, 8420), (2105, 7728), (2415, 6736), (2526, 6440), (2576, 6315), (2760, 5894), (2947, 5520), (3220, 5052), (3368, 4830), (3864, 4210)]