128251728

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:362

約数の個数: 160

約数和(自身を含む): 406581120

約数和(自身を除く): 278329392

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 88, 99, 108, 132, 137, 144, 176, 197, 198, 216, 264, 274, 297, 394, 396, 411, 432, 528, 548, 591, 594, 788, 792, 822, 1096, 1182, 1188, 1233, 1507, 1576, 1584, 1644, 1773, 2167, 2192, 2364, 2376, 2466, 3014, 3152, 3288, 3546, 3699, 4334, 4521, 4728, 4752, 4932, 5319, 6028, 6501, 6576, 7092, 7398, 8668, 9042, 9456, 9864, 10638, 12056, 13002, 13563, 14184, 14796, 17336, 18084, 19503, 19728, 21276, 24112, 26004, 26989, 27126, 28368, 29592, 34672, 36168, 39006, 40689, 42552, 52008, 53978, 54252, 58509, 59184, 72336, 78012, 80967, 81378, 85104, 104016, 107956, 108504, 117018, 156024, 161934, 162756, 215912, 217008, 234036, 242901, 296879, 312048, 323868, 325512, 431824, 468072, 485802, 593758, 647736, 651024, 728703, 890637, 936144, 971604, 1187516, 1295472, 1457406, 1781274, 1943208, 2375032, 2671911, 2914812, 3562548, 3886416, 4750064, 5343822, 5829624, 7125096, 8015733, 10687644, 11659248, 14250192, 16031466, 21375288, 32062932, 42750576, 64125864, 128251728]

約数ペア:

[(1, 128251728), (2, 64125864), (3, 42750576), (4, 32062932), (6, 21375288), (8, 16031466), (9, 14250192), (11, 11659248), (12, 10687644), (16, 8015733), (18, 7125096), (22, 5829624), (24, 5343822), (27, 4750064), (33, 3886416), (36, 3562548), (44, 2914812), (48, 2671911), (54, 2375032), (66, 1943208), (72, 1781274), (88, 1457406), (99, 1295472), (108, 1187516), (132, 971604), (137, 936144), (144, 890637), (176, 728703), (197, 651024), (198, 647736), (216, 593758), (264, 485802), (274, 468072), (297, 431824), (394, 325512), (396, 323868), (411, 312048), (432, 296879), (528, 242901), (548, 234036), (591, 217008), (594, 215912), (788, 162756), (792, 161934), (822, 156024), (1096, 117018), (1182, 108504), (1188, 107956), (1233, 104016), (1507, 85104), (1576, 81378), (1584, 80967), (1644, 78012), (1773, 72336), (2167, 59184), (2192, 58509), (2364, 54252), (2376, 53978), (2466, 52008), (3014, 42552), (3152, 40689), (3288, 39006), (3546, 36168), (3699, 34672), (4334, 29592), (4521, 28368), (4728, 27126), (4752, 26989), (4932, 26004), (5319, 24112), (6028, 21276), (6501, 19728), (6576, 19503), (7092, 18084), (7398, 17336), (8668, 14796), (9042, 14184), (9456, 13563), (9864, 13002), (10638, 12056)]