917080780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1259}}^1$

素因数の和:1340

約数の個数: 144

約数和(自身を含む): 2477502720

約数和(自身を除く): 1560421940

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 55, 70, 77, 86, 110, 121, 140, 154, 172, 215, 220, 242, 301, 308, 385, 430, 473, 484, 602, 605, 770, 847, 860, 946, 1204, 1210, 1259, 1505, 1540, 1694, 1892, 2365, 2420, 2518, 3010, 3311, 3388, 4235, 4730, 5036, 5203, 6020, 6295, 6622, 8470, 8813, 9460, 10406, 12590, 13244, 13849, 16555, 16940, 17626, 20812, 25180, 26015, 27698, 33110, 35252, 36421, 44065, 52030, 54137, 55396, 66220, 69245, 72842, 88130, 96943, 104060, 108274, 138490, 145684, 152339, 176260, 182105, 193886, 216548, 270685, 276980, 304678, 364210, 378959, 387772, 484715, 541370, 595507, 609356, 728420, 757918, 761695, 969430, 1066373, 1082740, 1191014, 1515836, 1523390, 1894795, 1938860, 2132746, 2382028, 2977535, 3046780, 3789590, 4168549, 4265492, 5331865, 5955070, 6550577, 7579180, 8337098, 10663730, 11910140, 13101154, 16674196, 20842745, 21327460, 26202308, 32752885, 41685490, 45854039, 65505770, 83370980, 91708078, 131011540, 183416156, 229270195, 458540390, 917080780]

約数ペア:

[(1, 917080780), (2, 458540390), (4, 229270195), (5, 183416156), (7, 131011540), (10, 91708078), (11, 83370980), (14, 65505770), (20, 45854039), (22, 41685490), (28, 32752885), (35, 26202308), (43, 21327460), (44, 20842745), (55, 16674196), (70, 13101154), (77, 11910140), (86, 10663730), (110, 8337098), (121, 7579180), (140, 6550577), (154, 5955070), (172, 5331865), (215, 4265492), (220, 4168549), (242, 3789590), (301, 3046780), (308, 2977535), (385, 2382028), (430, 2132746), (473, 1938860), (484, 1894795), (602, 1523390), (605, 1515836), (770, 1191014), (847, 1082740), (860, 1066373), (946, 969430), (1204, 761695), (1210, 757918), (1259, 728420), (1505, 609356), (1540, 595507), (1694, 541370), (1892, 484715), (2365, 387772), (2420, 378959), (2518, 364210), (3010, 304678), (3311, 276980), (3388, 270685), (4235, 216548), (4730, 193886), (5036, 182105), (5203, 176260), (6020, 152339), (6295, 145684), (6622, 138490), (8470, 108274), (8813, 104060), (9460, 96943), (10406, 88130), (12590, 72842), (13244, 69245), (13849, 66220), (16555, 55396), (16940, 54137), (17626, 52030), (20812, 44065), (25180, 36421), (26015, 35252), (27698, 33110)]