400951908

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1709}}^1$

素因数の和:1759

約数の個数: 144

約数和(自身を含む): 1244880000

約数和(自身を除く): 843928092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 49, 57, 63, 76, 84, 98, 114, 126, 133, 147, 171, 196, 228, 252, 266, 294, 342, 343, 399, 441, 532, 588, 684, 686, 798, 882, 931, 1029, 1197, 1372, 1596, 1709, 1764, 1862, 2058, 2394, 2793, 3087, 3418, 3724, 4116, 4788, 5127, 5586, 6174, 6517, 6836, 8379, 10254, 11172, 11963, 12348, 13034, 15381, 16758, 19551, 20508, 23926, 26068, 30762, 32471, 33516, 35889, 39102, 47852, 58653, 61524, 64942, 71778, 78204, 83741, 97413, 107667, 117306, 129884, 143556, 167482, 194826, 215334, 227297, 234612, 251223, 292239, 334964, 389652, 430668, 454594, 502446, 584478, 586187, 681891, 753669, 909188, 1004892, 1168956, 1172374, 1363782, 1507338, 1591079, 1758561, 2045673, 2344748, 2727564, 3014676, 3182158, 3517122, 4091346, 4773237, 5275683, 6364316, 7034244, 8182692, 9546474, 10551366, 11137553, 14319711, 19092948, 21102732, 22275106, 28639422, 33412659, 44550212, 57278844, 66825318, 100237977, 133650636, 200475954, 400951908]

約数ペア:

[(1, 400951908), (2, 200475954), (3, 133650636), (4, 100237977), (6, 66825318), (7, 57278844), (9, 44550212), (12, 33412659), (14, 28639422), (18, 22275106), (19, 21102732), (21, 19092948), (28, 14319711), (36, 11137553), (38, 10551366), (42, 9546474), (49, 8182692), (57, 7034244), (63, 6364316), (76, 5275683), (84, 4773237), (98, 4091346), (114, 3517122), (126, 3182158), (133, 3014676), (147, 2727564), (171, 2344748), (196, 2045673), (228, 1758561), (252, 1591079), (266, 1507338), (294, 1363782), (342, 1172374), (343, 1168956), (399, 1004892), (441, 909188), (532, 753669), (588, 681891), (684, 586187), (686, 584478), (798, 502446), (882, 454594), (931, 430668), (1029, 389652), (1197, 334964), (1372, 292239), (1596, 251223), (1709, 234612), (1764, 227297), (1862, 215334), (2058, 194826), (2394, 167482), (2793, 143556), (3087, 129884), (3418, 117306), (3724, 107667), (4116, 97413), (4788, 83741), (5127, 78204), (5586, 71778), (6174, 64942), (6517, 61524), (6836, 58653), (8379, 47852), (10254, 39102), (11172, 35889), (11963, 33516), (12348, 32471), (13034, 30762), (15381, 26068), (16758, 23926), (19551, 20508)]