72019040

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 177738624

約数和(自身を除く): 105719584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 61, 80, 94, 122, 157, 160, 188, 235, 244, 305, 314, 376, 470, 488, 610, 628, 752, 785, 940, 976, 1220, 1256, 1504, 1570, 1880, 1952, 2440, 2512, 2867, 3140, 3760, 4880, 5024, 5734, 6280, 7379, 7520, 9577, 9760, 11468, 12560, 14335, 14758, 19154, 22936, 25120, 28670, 29516, 36895, 38308, 45872, 47885, 57340, 59032, 73790, 76616, 91744, 95770, 114680, 118064, 147580, 153232, 191540, 229360, 236128, 295160, 306464, 383080, 450119, 458720, 590320, 766160, 900238, 1180640, 1532320, 1800476, 2250595, 3600952, 4501190, 7201904, 9002380, 14403808, 18004760, 36009520, 72019040]

約数ペア:

[(1, 72019040), (2, 36009520), (4, 18004760), (5, 14403808), (8, 9002380), (10, 7201904), (16, 4501190), (20, 3600952), (32, 2250595), (40, 1800476), (47, 1532320), (61, 1180640), (80, 900238), (94, 766160), (122, 590320), (157, 458720), (160, 450119), (188, 383080), (235, 306464), (244, 295160), (305, 236128), (314, 229360), (376, 191540), (470, 153232), (488, 147580), (610, 118064), (628, 114680), (752, 95770), (785, 91744), (940, 76616), (976, 73790), (1220, 59032), (1256, 57340), (1504, 47885), (1570, 45872), (1880, 38308), (1952, 36895), (2440, 29516), (2512, 28670), (2867, 25120), (3140, 22936), (3760, 19154), (4880, 14758), (5024, 14335), (5734, 12560), (6280, 11468), (7379, 9760), (7520, 9577)]