73278920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:615

約数の個数: 128

約数和(自身を含む): 202487040

約数和(自身を除く): 129208120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 23, 26, 40, 44, 46, 52, 55, 65, 88, 92, 104, 110, 115, 130, 143, 184, 220, 230, 253, 260, 286, 299, 440, 460, 506, 520, 557, 572, 598, 715, 920, 1012, 1114, 1144, 1196, 1265, 1430, 1495, 2024, 2228, 2392, 2530, 2785, 2860, 2990, 3289, 4456, 5060, 5570, 5720, 5980, 6127, 6578, 7241, 10120, 11140, 11960, 12254, 12811, 13156, 14482, 16445, 22280, 24508, 25622, 26312, 28964, 30635, 32890, 36205, 49016, 51244, 57928, 61270, 64055, 65780, 72410, 79651, 102488, 122540, 128110, 131560, 140921, 144820, 159302, 166543, 245080, 256220, 281842, 289640, 318604, 333086, 398255, 512440, 563684, 637208, 666172, 704605, 796510, 832715, 1127368, 1332344, 1409210, 1593020, 1665430, 1831973, 2818420, 3186040, 3330860, 3663946, 5636840, 6661720, 7327892, 9159865, 14655784, 18319730, 36639460, 73278920]

約数ペア:

[(1, 73278920), (2, 36639460), (4, 18319730), (5, 14655784), (8, 9159865), (10, 7327892), (11, 6661720), (13, 5636840), (20, 3663946), (22, 3330860), (23, 3186040), (26, 2818420), (40, 1831973), (44, 1665430), (46, 1593020), (52, 1409210), (55, 1332344), (65, 1127368), (88, 832715), (92, 796510), (104, 704605), (110, 666172), (115, 637208), (130, 563684), (143, 512440), (184, 398255), (220, 333086), (230, 318604), (253, 289640), (260, 281842), (286, 256220), (299, 245080), (440, 166543), (460, 159302), (506, 144820), (520, 140921), (557, 131560), (572, 128110), (598, 122540), (715, 102488), (920, 79651), (1012, 72410), (1114, 65780), (1144, 64055), (1196, 61270), (1265, 57928), (1430, 51244), (1495, 49016), (2024, 36205), (2228, 32890), (2392, 30635), (2530, 28964), (2785, 26312), (2860, 25622), (2990, 24508), (3289, 22280), (4456, 16445), (5060, 14482), (5570, 13156), (5720, 12811), (5980, 12254), (6127, 11960), (6578, 11140), (7241, 10120)]