279697920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:566

約数の個数: 160

約数和(自身を含む): 907441920

約数和(自身を除く): 627744000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 461, 474, 480, 512, 632, 640, 768, 790, 922, 948, 960, 1185, 1264, 1280, 1383, 1536, 1580, 1844, 1896, 1920, 2305, 2370, 2528, 2560, 2766, 3160, 3688, 3792, 3840, 4610, 4740, 5056, 5532, 6320, 6915, 7376, 7584, 7680, 9220, 9480, 10112, 11064, 12640, 13830, 14752, 15168, 18440, 18960, 20224, 22128, 25280, 27660, 29504, 30336, 36419, 36880, 37920, 40448, 44256, 50560, 55320, 59008, 60672, 72838, 73760, 75840, 88512, 101120, 109257, 110640, 118016, 121344, 145676, 147520, 151680, 177024, 182095, 202240, 218514, 221280, 236032, 291352, 295040, 303360, 354048, 364190, 437028, 442560, 546285, 582704, 590080, 606720, 708096, 728380, 874056, 885120, 1092570, 1165408, 1180160, 1456760, 1748112, 1770240, 2185140, 2330816, 2913520, 3496224, 3540480, 4370280, 4661632, 5827040, 6992448, 8740560, 9323264, 11654080, 13984896, 17481120, 18646528, 23308160, 27969792, 34962240, 46616320, 55939584, 69924480, 93232640, 139848960, 279697920]

約数ペア:

[(1, 279697920), (2, 139848960), (3, 93232640), (4, 69924480), (5, 55939584), (6, 46616320), (8, 34962240), (10, 27969792), (12, 23308160), (15, 18646528), (16, 17481120), (20, 13984896), (24, 11654080), (30, 9323264), (32, 8740560), (40, 6992448), (48, 5827040), (60, 4661632), (64, 4370280), (79, 3540480), (80, 3496224), (96, 2913520), (120, 2330816), (128, 2185140), (158, 1770240), (160, 1748112), (192, 1456760), (237, 1180160), (240, 1165408), (256, 1092570), (316, 885120), (320, 874056), (384, 728380), (395, 708096), (461, 606720), (474, 590080), (480, 582704), (512, 546285), (632, 442560), (640, 437028), (768, 364190), (790, 354048), (922, 303360), (948, 295040), (960, 291352), (1185, 236032), (1264, 221280), (1280, 218514), (1383, 202240), (1536, 182095), (1580, 177024), (1844, 151680), (1896, 147520), (1920, 145676), (2305, 121344), (2370, 118016), (2528, 110640), (2560, 109257), (2766, 101120), (3160, 88512), (3688, 75840), (3792, 73760), (3840, 72838), (4610, 60672), (4740, 59008), (5056, 55320), (5532, 50560), (6320, 44256), (6915, 40448), (7376, 37920), (7584, 36880), (7680, 36419), (9220, 30336), (9480, 29504), (10112, 27660), (11064, 25280), (12640, 22128), (13830, 20224), (14752, 18960), (15168, 18440)]