2172051280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1693}}^1$

素因数の和:1821

約数の個数: 160

約数和(自身を含む): 6049612800

約数和(自身を除く): 3877561520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 79, 80, 112, 116, 140, 145, 158, 203, 232, 280, 290, 316, 395, 406, 464, 553, 560, 580, 632, 790, 812, 1015, 1106, 1160, 1264, 1580, 1624, 1693, 2030, 2212, 2291, 2320, 2765, 3160, 3248, 3386, 4060, 4424, 4582, 5530, 6320, 6772, 8120, 8465, 8848, 9164, 11060, 11455, 11851, 13544, 16037, 16240, 16930, 18328, 22120, 22910, 23702, 27088, 32074, 33860, 36656, 44240, 45820, 47404, 49097, 59255, 64148, 67720, 80185, 91640, 94808, 98194, 118510, 128296, 133747, 135440, 160370, 183280, 189616, 196388, 237020, 245485, 256592, 267494, 320740, 343679, 392776, 474040, 490970, 534988, 641480, 668735, 687358, 785552, 936229, 948080, 981940, 1069976, 1282960, 1337470, 1374716, 1718395, 1872458, 1963880, 2139952, 2674940, 2749432, 3436790, 3744916, 3878663, 3927760, 4681145, 5349880, 5498864, 6873580, 7489832, 7757326, 9362290, 10699760, 13747160, 14979664, 15514652, 18724580, 19393315, 27150641, 27494320, 31029304, 37449160, 38786630, 54301282, 62058608, 74898320, 77573260, 108602564, 135753205, 155146520, 217205128, 271506410, 310293040, 434410256, 543012820, 1086025640, 2172051280]

約数ペア:

[(1, 2172051280), (2, 1086025640), (4, 543012820), (5, 434410256), (7, 310293040), (8, 271506410), (10, 217205128), (14, 155146520), (16, 135753205), (20, 108602564), (28, 77573260), (29, 74898320), (35, 62058608), (40, 54301282), (56, 38786630), (58, 37449160), (70, 31029304), (79, 27494320), (80, 27150641), (112, 19393315), (116, 18724580), (140, 15514652), (145, 14979664), (158, 13747160), (203, 10699760), (232, 9362290), (280, 7757326), (290, 7489832), (316, 6873580), (395, 5498864), (406, 5349880), (464, 4681145), (553, 3927760), (560, 3878663), (580, 3744916), (632, 3436790), (790, 2749432), (812, 2674940), (1015, 2139952), (1106, 1963880), (1160, 1872458), (1264, 1718395), (1580, 1374716), (1624, 1337470), (1693, 1282960), (2030, 1069976), (2212, 981940), (2291, 948080), (2320, 936229), (2765, 785552), (3160, 687358), (3248, 668735), (3386, 641480), (4060, 534988), (4424, 490970), (4582, 474040), (5530, 392776), (6320, 343679), (6772, 320740), (8120, 267494), (8465, 256592), (8848, 245485), (9164, 237020), (11060, 196388), (11455, 189616), (11851, 183280), (13544, 160370), (16037, 135440), (16240, 133747), (16930, 128296), (18328, 118510), (22120, 98194), (22910, 94808), (23702, 91640), (27088, 80185), (32074, 67720), (33860, 64148), (36656, 59255), (44240, 49097), (45820, 47404)]