219457875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 461260800

約数和(自身を除く): 241802925

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 59, 65, 75, 91, 105, 109, 125, 175, 177, 195, 273, 295, 325, 327, 375, 413, 455, 525, 545, 763, 767, 875, 885, 975, 1239, 1365, 1417, 1475, 1625, 1635, 2065, 2275, 2289, 2301, 2625, 2725, 3815, 3835, 4251, 4425, 4875, 5369, 6195, 6431, 6825, 7085, 7375, 8175, 9919, 10325, 11375, 11445, 11505, 13625, 16107, 19075, 19175, 19293, 21255, 22125, 26845, 29757, 30975, 32155, 34125, 35425, 40875, 45017, 49595, 51625, 57225, 57525, 80535, 83603, 95375, 95875, 96465, 106275, 134225, 135051, 148785, 154875, 160775, 177125, 225085, 247975, 250809, 286125, 287625, 402675, 418015, 482325, 531375, 585221, 671125, 675255, 743925, 803875, 1125425, 1239875, 1254045, 1755663, 2013375, 2090075, 2411625, 2926105, 3376275, 3719625, 5627125, 6270225, 8778315, 10450375, 14630525, 16881375, 31351125, 43891575, 73152625, 219457875]

約数ペア:

[(1, 219457875), (3, 73152625), (5, 43891575), (7, 31351125), (13, 16881375), (15, 14630525), (21, 10450375), (25, 8778315), (35, 6270225), (39, 5627125), (59, 3719625), (65, 3376275), (75, 2926105), (91, 2411625), (105, 2090075), (109, 2013375), (125, 1755663), (175, 1254045), (177, 1239875), (195, 1125425), (273, 803875), (295, 743925), (325, 675255), (327, 671125), (375, 585221), (413, 531375), (455, 482325), (525, 418015), (545, 402675), (763, 287625), (767, 286125), (875, 250809), (885, 247975), (975, 225085), (1239, 177125), (1365, 160775), (1417, 154875), (1475, 148785), (1625, 135051), (1635, 134225), (2065, 106275), (2275, 96465), (2289, 95875), (2301, 95375), (2625, 83603), (2725, 80535), (3815, 57525), (3835, 57225), (4251, 51625), (4425, 49595), (4875, 45017), (5369, 40875), (6195, 35425), (6431, 34125), (6825, 32155), (7085, 30975), (7375, 29757), (8175, 26845), (9919, 22125), (10325, 21255), (11375, 19293), (11445, 19175), (11505, 19075), (13625, 16107)]