66845520

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{4421}}^1$

素因数の和:4450

約数の個数: 160

約数和(自身を含む): 263197440

約数和(自身を除く): 196351920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 4421, 5040, 7560, 8842, 13263, 15120, 17684, 22105, 26526, 30947, 35368, 39789, 44210, 53052, 61894, 66315, 70736, 79578, 88420, 92841, 106104, 119367, 123788, 132630, 154735, 159156, 176840, 185682, 198945, 212208, 238734, 247576, 265260, 278523, 309470, 318312, 353680, 371364, 397890, 464205, 477468, 495152, 530520, 557046, 596835, 618940, 636624, 742728, 795780, 835569, 928410, 954936, 1061040, 1114092, 1193670, 1237880, 1392615, 1485456, 1591560, 1671138, 1856820, 1909872, 2228184, 2387340, 2475760, 2785230, 3183120, 3342276, 3713640, 4177845, 4456368, 4774680, 5570460, 6684552, 7427280, 8355690, 9549360, 11140920, 13369104, 16711380, 22281840, 33422760, 66845520]

約数ペア:

[(1, 66845520), (2, 33422760), (3, 22281840), (4, 16711380), (5, 13369104), (6, 11140920), (7, 9549360), (8, 8355690), (9, 7427280), (10, 6684552), (12, 5570460), (14, 4774680), (15, 4456368), (16, 4177845), (18, 3713640), (20, 3342276), (21, 3183120), (24, 2785230), (27, 2475760), (28, 2387340), (30, 2228184), (35, 1909872), (36, 1856820), (40, 1671138), (42, 1591560), (45, 1485456), (48, 1392615), (54, 1237880), (56, 1193670), (60, 1114092), (63, 1061040), (70, 954936), (72, 928410), (80, 835569), (84, 795780), (90, 742728), (105, 636624), (108, 618940), (112, 596835), (120, 557046), (126, 530520), (135, 495152), (140, 477468), (144, 464205), (168, 397890), (180, 371364), (189, 353680), (210, 318312), (216, 309470), (240, 278523), (252, 265260), (270, 247576), (280, 238734), (315, 212208), (336, 198945), (360, 185682), (378, 176840), (420, 159156), (432, 154735), (504, 132630), (540, 123788), (560, 119367), (630, 106104), (720, 92841), (756, 88420), (840, 79578), (945, 70736), (1008, 66315), (1080, 61894), (1260, 53052), (1512, 44210), (1680, 39789), (1890, 35368), (2160, 30947), (2520, 26526), (3024, 22105), (3780, 17684), (4421, 15120), (5040, 13263), (7560, 8842)]