18277040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 45800640

約数和(自身を除く): 27523600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 89, 136, 151, 170, 178, 272, 302, 340, 356, 445, 604, 680, 712, 755, 890, 1208, 1360, 1424, 1510, 1513, 1780, 2416, 2567, 3020, 3026, 3560, 5134, 6040, 6052, 7120, 7565, 10268, 12080, 12104, 12835, 13439, 15130, 20536, 24208, 25670, 26878, 30260, 41072, 51340, 53756, 60520, 67195, 102680, 107512, 121040, 134390, 205360, 215024, 228463, 268780, 456926, 537560, 913852, 1075120, 1142315, 1827704, 2284630, 3655408, 4569260, 9138520, 18277040]

約数ペア:

[(1, 18277040), (2, 9138520), (4, 4569260), (5, 3655408), (8, 2284630), (10, 1827704), (16, 1142315), (17, 1075120), (20, 913852), (34, 537560), (40, 456926), (68, 268780), (80, 228463), (85, 215024), (89, 205360), (136, 134390), (151, 121040), (170, 107512), (178, 102680), (272, 67195), (302, 60520), (340, 53756), (356, 51340), (445, 41072), (604, 30260), (680, 26878), (712, 25670), (755, 24208), (890, 20536), (1208, 15130), (1360, 13439), (1424, 12835), (1510, 12104), (1513, 12080), (1780, 10268), (2416, 7565), (2567, 7120), (3020, 6052), (3026, 6040), (3560, 5134)]