217353920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5107}}^1$

素因数の和:5150

約数の個数: 112

約数和(自身を含む): 622767360

約数和(自身を除く): 405413440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3040, 4256, 5107, 5320, 6080, 8512, 10214, 10640, 20428, 21280, 25535, 35749, 40856, 42560, 51070, 71498, 81712, 97033, 102140, 142996, 163424, 178745, 194066, 204280, 285992, 326848, 357490, 388132, 408560, 485165, 571984, 679231, 714980, 776264, 817120, 970330, 1143968, 1358462, 1429960, 1552528, 1634240, 1940660, 2287936, 2716924, 2859920, 3105056, 3396155, 3881320, 5433848, 5719840, 6210112, 6792310, 7762640, 10867696, 11439680, 13584620, 15525280, 21735392, 27169240, 31050560, 43470784, 54338480, 108676960, 217353920]

約数ペア:

[(1, 217353920), (2, 108676960), (4, 54338480), (5, 43470784), (7, 31050560), (8, 27169240), (10, 21735392), (14, 15525280), (16, 13584620), (19, 11439680), (20, 10867696), (28, 7762640), (32, 6792310), (35, 6210112), (38, 5719840), (40, 5433848), (56, 3881320), (64, 3396155), (70, 3105056), (76, 2859920), (80, 2716924), (95, 2287936), (112, 1940660), (133, 1634240), (140, 1552528), (152, 1429960), (160, 1358462), (190, 1143968), (224, 970330), (266, 817120), (280, 776264), (304, 714980), (320, 679231), (380, 571984), (448, 485165), (532, 408560), (560, 388132), (608, 357490), (665, 326848), (760, 285992), (1064, 204280), (1120, 194066), (1216, 178745), (1330, 163424), (1520, 142996), (2128, 102140), (2240, 97033), (2660, 81712), (3040, 71498), (4256, 51070), (5107, 42560), (5320, 40856), (6080, 35749), (8512, 25535), (10214, 21280), (10640, 20428)]