72810240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:374

約数の個数: 144

約数和(自身を含む): 236842368

約数和(自身を除く): 164032128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 256, 268, 283, 320, 335, 384, 402, 480, 536, 566, 640, 670, 768, 804, 849, 960, 1005, 1072, 1132, 1280, 1340, 1415, 1608, 1698, 1920, 2010, 2144, 2264, 2680, 2830, 3216, 3396, 3840, 4020, 4245, 4288, 4528, 5360, 5660, 6432, 6792, 8040, 8490, 8576, 9056, 10720, 11320, 12864, 13584, 16080, 16980, 17152, 18112, 18961, 21440, 22640, 25728, 27168, 32160, 33960, 36224, 37922, 42880, 45280, 51456, 54336, 56883, 64320, 67920, 72448, 75844, 85760, 90560, 94805, 108672, 113766, 128640, 135840, 151688, 181120, 189610, 217344, 227532, 257280, 271680, 284415, 303376, 362240, 379220, 455064, 543360, 568830, 606752, 758440, 910128, 1086720, 1137660, 1213504, 1516880, 1820256, 2275320, 2427008, 3033760, 3640512, 4550640, 4854016, 6067520, 7281024, 9101280, 12135040, 14562048, 18202560, 24270080, 36405120, 72810240]

約数ペア:

[(1, 72810240), (2, 36405120), (3, 24270080), (4, 18202560), (5, 14562048), (6, 12135040), (8, 9101280), (10, 7281024), (12, 6067520), (15, 4854016), (16, 4550640), (20, 3640512), (24, 3033760), (30, 2427008), (32, 2275320), (40, 1820256), (48, 1516880), (60, 1213504), (64, 1137660), (67, 1086720), (80, 910128), (96, 758440), (120, 606752), (128, 568830), (134, 543360), (160, 455064), (192, 379220), (201, 362240), (240, 303376), (256, 284415), (268, 271680), (283, 257280), (320, 227532), (335, 217344), (384, 189610), (402, 181120), (480, 151688), (536, 135840), (566, 128640), (640, 113766), (670, 108672), (768, 94805), (804, 90560), (849, 85760), (960, 75844), (1005, 72448), (1072, 67920), (1132, 64320), (1280, 56883), (1340, 54336), (1415, 51456), (1608, 45280), (1698, 42880), (1920, 37922), (2010, 36224), (2144, 33960), (2264, 32160), (2680, 27168), (2830, 25728), (3216, 22640), (3396, 21440), (3840, 18961), (4020, 18112), (4245, 17152), (4288, 16980), (4528, 16080), (5360, 13584), (5660, 12864), (6432, 11320), (6792, 10720), (8040, 9056), (8490, 8576)]