219398480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{577}}^1$

素因数の和:701

約数の個数: 120

約数和(自身を含む): 600539688

約数和(自身を除く): 381141208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 97, 98, 112, 140, 194, 196, 245, 280, 388, 392, 485, 490, 560, 577, 679, 776, 784, 970, 980, 1154, 1358, 1552, 1940, 1960, 2308, 2716, 2885, 3395, 3880, 3920, 4039, 4616, 4753, 5432, 5770, 6790, 7760, 8078, 9232, 9506, 10864, 11540, 13580, 16156, 19012, 20195, 23080, 23765, 27160, 28273, 32312, 38024, 40390, 46160, 47530, 54320, 55969, 56546, 64624, 76048, 80780, 95060, 111938, 113092, 141365, 161560, 190120, 223876, 226184, 279845, 282730, 323120, 380240, 391783, 447752, 452368, 559690, 565460, 783566, 895504, 1119380, 1130920, 1567132, 1958915, 2238760, 2261840, 2742481, 3134264, 3917830, 4477520, 5484962, 6268528, 7835660, 10969924, 13712405, 15671320, 21939848, 27424810, 31342640, 43879696, 54849620, 109699240, 219398480]

約数ペア:

[(1, 219398480), (2, 109699240), (4, 54849620), (5, 43879696), (7, 31342640), (8, 27424810), (10, 21939848), (14, 15671320), (16, 13712405), (20, 10969924), (28, 7835660), (35, 6268528), (40, 5484962), (49, 4477520), (56, 3917830), (70, 3134264), (80, 2742481), (97, 2261840), (98, 2238760), (112, 1958915), (140, 1567132), (194, 1130920), (196, 1119380), (245, 895504), (280, 783566), (388, 565460), (392, 559690), (485, 452368), (490, 447752), (560, 391783), (577, 380240), (679, 323120), (776, 282730), (784, 279845), (970, 226184), (980, 223876), (1154, 190120), (1358, 161560), (1552, 141365), (1940, 113092), (1960, 111938), (2308, 95060), (2716, 80780), (2885, 76048), (3395, 64624), (3880, 56546), (3920, 55969), (4039, 54320), (4616, 47530), (4753, 46160), (5432, 40390), (5770, 38024), (6790, 32312), (7760, 28273), (8078, 27160), (9232, 23765), (9506, 23080), (10864, 20195), (11540, 19012), (13580, 16156)]