428724296

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 192

約数和(自身を含む): 1129712640

約数和(自身を除く): 700988344

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 52, 56, 62, 77, 88, 91, 104, 121, 124, 143, 154, 157, 182, 217, 242, 248, 286, 308, 314, 341, 364, 403, 434, 484, 572, 616, 628, 682, 728, 806, 847, 868, 968, 1001, 1099, 1144, 1256, 1364, 1573, 1612, 1694, 1727, 1736, 2002, 2041, 2198, 2387, 2728, 2821, 3146, 3224, 3388, 3454, 3751, 4004, 4082, 4396, 4433, 4774, 4867, 5642, 6292, 6776, 6908, 7502, 8008, 8164, 8792, 8866, 9548, 9734, 11011, 11284, 12089, 12584, 13816, 14287, 15004, 16328, 17732, 18997, 19096, 19468, 22022, 22451, 22568, 24178, 26257, 28574, 30008, 31031, 34069, 35464, 37994, 38936, 44044, 44902, 48356, 48763, 52514, 53537, 57148, 62062, 63271, 68138, 75988, 88088, 89804, 96712, 97526, 105028, 107074, 114296, 124124, 126542, 132979, 136276, 151976, 157157, 179608, 195052, 210056, 214148, 246961, 248248, 253084, 265958, 272552, 314314, 341341, 374759, 390104, 428296, 442897, 493922, 506168, 531916, 588907, 628628, 682682, 695981, 749518, 885794, 987844, 1063832, 1177814, 1257256, 1365364, 1391962, 1499036, 1728727, 1771588, 1975688, 2355628, 2730728, 2783924, 2998072, 3457454, 3543176, 4122349, 4711256, 4871867, 5567848, 6914908, 7655791, 8244698, 9743734, 13829816, 15311582, 16489396, 19487468, 30623164, 32978792, 38974936, 53590537, 61246328, 107181074, 214362148, 428724296]

約数ペア:

[(1, 428724296), (2, 214362148), (4, 107181074), (7, 61246328), (8, 53590537), (11, 38974936), (13, 32978792), (14, 30623164), (22, 19487468), (26, 16489396), (28, 15311582), (31, 13829816), (44, 9743734), (52, 8244698), (56, 7655791), (62, 6914908), (77, 5567848), (88, 4871867), (91, 4711256), (104, 4122349), (121, 3543176), (124, 3457454), (143, 2998072), (154, 2783924), (157, 2730728), (182, 2355628), (217, 1975688), (242, 1771588), (248, 1728727), (286, 1499036), (308, 1391962), (314, 1365364), (341, 1257256), (364, 1177814), (403, 1063832), (434, 987844), (484, 885794), (572, 749518), (616, 695981), (628, 682682), (682, 628628), (728, 588907), (806, 531916), (847, 506168), (868, 493922), (968, 442897), (1001, 428296), (1099, 390104), (1144, 374759), (1256, 341341), (1364, 314314), (1573, 272552), (1612, 265958), (1694, 253084), (1727, 248248), (1736, 246961), (2002, 214148), (2041, 210056), (2198, 195052), (2387, 179608), (2728, 157157), (2821, 151976), (3146, 136276), (3224, 132979), (3388, 126542), (3454, 124124), (3751, 114296), (4004, 107074), (4082, 105028), (4396, 97526), (4433, 96712), (4774, 89804), (4867, 88088), (5642, 75988), (6292, 68138), (6776, 63271), (6908, 62062), (7502, 57148), (8008, 53537), (8164, 52514), (8792, 48763), (8866, 48356), (9548, 44902), (9734, 44044), (11011, 38936), (11284, 37994), (12089, 35464), (12584, 34069), (13816, 31031), (14287, 30008), (15004, 28574), (16328, 26257), (17732, 24178), (18997, 22568), (19096, 22451), (19468, 22022)]