28323840

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{461}}^1$

素因数の和:493

約数の個数: 104

約数和(自身を含む): 90821808

約数和(自身を除く): 62497968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 461, 480, 512, 640, 768, 922, 960, 1024, 1280, 1383, 1536, 1844, 1920, 2048, 2305, 2560, 2766, 3072, 3688, 3840, 4096, 4610, 5120, 5532, 6144, 6915, 7376, 7680, 9220, 10240, 11064, 12288, 13830, 14752, 15360, 18440, 20480, 22128, 27660, 29504, 30720, 36880, 44256, 55320, 59008, 61440, 73760, 88512, 110640, 118016, 147520, 177024, 221280, 236032, 295040, 354048, 442560, 472064, 590080, 708096, 885120, 944128, 1180160, 1416192, 1770240, 1888256, 2360320, 2832384, 3540480, 4720640, 5664768, 7080960, 9441280, 14161920, 28323840]

約数ペア:

[(1, 28323840), (2, 14161920), (3, 9441280), (4, 7080960), (5, 5664768), (6, 4720640), (8, 3540480), (10, 2832384), (12, 2360320), (15, 1888256), (16, 1770240), (20, 1416192), (24, 1180160), (30, 944128), (32, 885120), (40, 708096), (48, 590080), (60, 472064), (64, 442560), (80, 354048), (96, 295040), (120, 236032), (128, 221280), (160, 177024), (192, 147520), (240, 118016), (256, 110640), (320, 88512), (384, 73760), (461, 61440), (480, 59008), (512, 55320), (640, 44256), (768, 36880), (922, 30720), (960, 29504), (1024, 27660), (1280, 22128), (1383, 20480), (1536, 18440), (1844, 15360), (1920, 14752), (2048, 13830), (2305, 12288), (2560, 11064), (2766, 10240), (3072, 9220), (3688, 7680), (3840, 7376), (4096, 6915), (4610, 6144), (5120, 5532)]