1980954864

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{26921}}^1$

素因数の和:27015

約数の個数: 120

約数和(自身を含む): 6422943072

約数和(自身を除く): 4441988208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 73, 84, 112, 126, 144, 146, 168, 219, 252, 292, 336, 438, 504, 511, 584, 657, 876, 1008, 1022, 1168, 1314, 1533, 1752, 2044, 2628, 3066, 3504, 4088, 4599, 5256, 6132, 8176, 9198, 10512, 12264, 18396, 24528, 26921, 36792, 53842, 73584, 80763, 107684, 161526, 188447, 215368, 242289, 323052, 376894, 430736, 484578, 565341, 646104, 753788, 969156, 1130682, 1292208, 1507576, 1696023, 1938312, 1965233, 2261364, 3015152, 3392046, 3876624, 3930466, 4522728, 5895699, 6784092, 7860932, 9045456, 11791398, 13568184, 13756631, 15721864, 17687097, 23582796, 27136368, 27513262, 31443728, 35374194, 41269893, 47165592, 55026524, 70748388, 82539786, 94331184, 110053048, 123809679, 141496776, 165079572, 220106096, 247619358, 282993552, 330159144, 495238716, 660318288, 990477432, 1980954864]

約数ペア:

[(1, 1980954864), (2, 990477432), (3, 660318288), (4, 495238716), (6, 330159144), (7, 282993552), (8, 247619358), (9, 220106096), (12, 165079572), (14, 141496776), (16, 123809679), (18, 110053048), (21, 94331184), (24, 82539786), (28, 70748388), (36, 55026524), (42, 47165592), (48, 41269893), (56, 35374194), (63, 31443728), (72, 27513262), (73, 27136368), (84, 23582796), (112, 17687097), (126, 15721864), (144, 13756631), (146, 13568184), (168, 11791398), (219, 9045456), (252, 7860932), (292, 6784092), (336, 5895699), (438, 4522728), (504, 3930466), (511, 3876624), (584, 3392046), (657, 3015152), (876, 2261364), (1008, 1965233), (1022, 1938312), (1168, 1696023), (1314, 1507576), (1533, 1292208), (1752, 1130682), (2044, 969156), (2628, 753788), (3066, 646104), (3504, 565341), (4088, 484578), (4599, 430736), (5256, 376894), (6132, 323052), (8176, 242289), (9198, 215368), (10512, 188447), (12264, 161526), (18396, 107684), (24528, 80763), (26921, 73584), (36792, 53842)]