80028960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1$

素因数の和:711

約数の個数: 192

約数和(自身を含む): 287400960

約数和(自身を除く): 207372000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 32, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 96, 110, 115, 120, 132, 138, 160, 165, 176, 184, 220, 230, 240, 253, 264, 276, 330, 345, 352, 368, 440, 460, 480, 506, 528, 552, 659, 660, 690, 736, 759, 880, 920, 1012, 1056, 1104, 1265, 1318, 1320, 1380, 1518, 1760, 1840, 1977, 2024, 2208, 2530, 2636, 2640, 2760, 3036, 3295, 3680, 3795, 3954, 4048, 5060, 5272, 5280, 5520, 6072, 6590, 7249, 7590, 7908, 8096, 9885, 10120, 10544, 11040, 12144, 13180, 14498, 15157, 15180, 15816, 19770, 20240, 21088, 21747, 24288, 26360, 28996, 30314, 30360, 31632, 36245, 39540, 40480, 43494, 45471, 52720, 57992, 60628, 60720, 63264, 72490, 75785, 79080, 86988, 90942, 105440, 108735, 115984, 121256, 121440, 144980, 151570, 158160, 166727, 173976, 181884, 217470, 227355, 231968, 242512, 289960, 303140, 316320, 333454, 347952, 363768, 434940, 454710, 485024, 500181, 579920, 606280, 666908, 695904, 727536, 833635, 869880, 909420, 1000362, 1159840, 1212560, 1333816, 1455072, 1667270, 1739760, 1818840, 2000724, 2425120, 2500905, 2667632, 3334540, 3479520, 3637680, 4001448, 5001810, 5335264, 6669080, 7275360, 8002896, 10003620, 13338160, 16005792, 20007240, 26676320, 40014480, 80028960]

約数ペア:

[(1, 80028960), (2, 40014480), (3, 26676320), (4, 20007240), (5, 16005792), (6, 13338160), (8, 10003620), (10, 8002896), (11, 7275360), (12, 6669080), (15, 5335264), (16, 5001810), (20, 4001448), (22, 3637680), (23, 3479520), (24, 3334540), (30, 2667632), (32, 2500905), (33, 2425120), (40, 2000724), (44, 1818840), (46, 1739760), (48, 1667270), (55, 1455072), (60, 1333816), (66, 1212560), (69, 1159840), (80, 1000362), (88, 909420), (92, 869880), (96, 833635), (110, 727536), (115, 695904), (120, 666908), (132, 606280), (138, 579920), (160, 500181), (165, 485024), (176, 454710), (184, 434940), (220, 363768), (230, 347952), (240, 333454), (253, 316320), (264, 303140), (276, 289960), (330, 242512), (345, 231968), (352, 227355), (368, 217470), (440, 181884), (460, 173976), (480, 166727), (506, 158160), (528, 151570), (552, 144980), (659, 121440), (660, 121256), (690, 115984), (736, 108735), (759, 105440), (880, 90942), (920, 86988), (1012, 79080), (1056, 75785), (1104, 72490), (1265, 63264), (1318, 60720), (1320, 60628), (1380, 57992), (1518, 52720), (1760, 45471), (1840, 43494), (1977, 40480), (2024, 39540), (2208, 36245), (2530, 31632), (2636, 30360), (2640, 30314), (2760, 28996), (3036, 26360), (3295, 24288), (3680, 21747), (3795, 21088), (3954, 20240), (4048, 19770), (5060, 15816), (5272, 15180), (5280, 15157), (5520, 14498), (6072, 13180), (6590, 12144), (7249, 11040), (7590, 10544), (7908, 10120), (8096, 9885)]