123722776880

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{881}}^1$

素因数の和:1279

約数の個数: 160

約数和(自身を含む): 295726697280

約数和(自身を除く): 172003920400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 139, 146, 173, 278, 292, 346, 365, 556, 584, 692, 695, 730, 865, 881, 1112, 1168, 1384, 1390, 1460, 1730, 1762, 2224, 2768, 2780, 2920, 3460, 3524, 4405, 5560, 5840, 6920, 7048, 8810, 10147, 11120, 12629, 13840, 14096, 17620, 20294, 24047, 25258, 35240, 40588, 48094, 50516, 50735, 63145, 64313, 70480, 81176, 96188, 101032, 101470, 120235, 122459, 126290, 128626, 152413, 162352, 192376, 202064, 202940, 240470, 244918, 252580, 257252, 304826, 321565, 384752, 405880, 480940, 489836, 505160, 514504, 609652, 612295, 643130, 762065, 811760, 961880, 979672, 1010320, 1029008, 1219304, 1224590, 1286260, 1524130, 1755431, 1923760, 1959344, 2438608, 2449180, 2572520, 3048260, 3510862, 4898360, 5145040, 6096520, 7021724, 8777155, 8939507, 9796720, 11126149, 12193040, 14043448, 17554310, 17879014, 21185407, 22252298, 28086896, 35108620, 35758028, 42370814, 44504596, 44697535, 55630745, 70217240, 71516056, 84741628, 89009192, 89395070, 105927035, 111261490, 140434480, 143032112, 169483256, 178018384, 178790140, 211854070, 222522980, 338966512, 357580280, 423708140, 445045960, 715160560, 847416280, 890091920, 1546534711, 1694832560, 3093069422, 6186138844, 7732673555, 12372277688, 15465347110, 24744555376, 30930694220, 61861388440, 123722776880]

約数ペア:

[(1, 123722776880), (2, 61861388440), (4, 30930694220), (5, 24744555376), (8, 15465347110), (10, 12372277688), (16, 7732673555), (20, 6186138844), (40, 3093069422), (73, 1694832560), (80, 1546534711), (139, 890091920), (146, 847416280), (173, 715160560), (278, 445045960), (292, 423708140), (346, 357580280), (365, 338966512), (556, 222522980), (584, 211854070), (692, 178790140), (695, 178018384), (730, 169483256), (865, 143032112), (881, 140434480), (1112, 111261490), (1168, 105927035), (1384, 89395070), (1390, 89009192), (1460, 84741628), (1730, 71516056), (1762, 70217240), (2224, 55630745), (2768, 44697535), (2780, 44504596), (2920, 42370814), (3460, 35758028), (3524, 35108620), (4405, 28086896), (5560, 22252298), (5840, 21185407), (6920, 17879014), (7048, 17554310), (8810, 14043448), (10147, 12193040), (11120, 11126149), (12629, 9796720), (13840, 8939507), (14096, 8777155), (17620, 7021724), (20294, 6096520), (24047, 5145040), (25258, 4898360), (35240, 3510862), (40588, 3048260), (48094, 2572520), (50516, 2449180), (50735, 2438608), (63145, 1959344), (64313, 1923760), (70480, 1755431), (81176, 1524130), (96188, 1286260), (101032, 1224590), (101470, 1219304), (120235, 1029008), (122459, 1010320), (126290, 979672), (128626, 961880), (152413, 811760), (162352, 762065), (192376, 643130), (202064, 612295), (202940, 609652), (240470, 514504), (244918, 505160), (252580, 489836), (257252, 480940), (304826, 405880), (321565, 384752)]