127680840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{16889}}^1$

素因数の和:16916

約数の個数: 128

約数和(自身を含む): 486432000

約数和(自身を除く): 358751160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 16889, 33778, 50667, 67556, 84445, 101334, 118223, 135112, 152001, 168890, 202668, 236446, 253335, 304002, 337780, 354669, 405336, 456003, 472892, 506670, 591115, 608004, 675560, 709338, 760005, 912006, 945784, 1013340, 1064007, 1182230, 1216008, 1418676, 1520010, 1773345, 1824012, 2026680, 2128014, 2280015, 2364460, 2837352, 3040020, 3192021, 3546690, 3648024, 4256028, 4560030, 4728920, 5320035, 6080040, 6384042, 7093380, 8512056, 9120060, 10640070, 12768084, 14186760, 15960105, 18240120, 21280140, 25536168, 31920210, 42560280, 63840420, 127680840]

約数ペア:

[(1, 127680840), (2, 63840420), (3, 42560280), (4, 31920210), (5, 25536168), (6, 21280140), (7, 18240120), (8, 15960105), (9, 14186760), (10, 12768084), (12, 10640070), (14, 9120060), (15, 8512056), (18, 7093380), (20, 6384042), (21, 6080040), (24, 5320035), (27, 4728920), (28, 4560030), (30, 4256028), (35, 3648024), (36, 3546690), (40, 3192021), (42, 3040020), (45, 2837352), (54, 2364460), (56, 2280015), (60, 2128014), (63, 2026680), (70, 1824012), (72, 1773345), (84, 1520010), (90, 1418676), (105, 1216008), (108, 1182230), (120, 1064007), (126, 1013340), (135, 945784), (140, 912006), (168, 760005), (180, 709338), (189, 675560), (210, 608004), (216, 591115), (252, 506670), (270, 472892), (280, 456003), (315, 405336), (360, 354669), (378, 337780), (420, 304002), (504, 253335), (540, 236446), (630, 202668), (756, 168890), (840, 152001), (945, 135112), (1080, 118223), (1260, 101334), (1512, 84445), (1890, 67556), (2520, 50667), (3780, 33778), (7560, 16889)]