21788400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:359

約数の個数: 120

約数和(自身を含む): 71098624

約数和(自身を除く): 49310224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 67, 75, 80, 100, 120, 134, 150, 200, 201, 240, 268, 271, 300, 335, 400, 402, 536, 542, 600, 670, 804, 813, 1005, 1072, 1084, 1200, 1340, 1355, 1608, 1626, 1675, 2010, 2168, 2680, 2710, 3216, 3252, 3350, 4020, 4065, 4336, 5025, 5360, 5420, 6504, 6700, 6775, 8040, 8130, 10050, 10840, 13008, 13400, 13550, 16080, 16260, 18157, 20100, 20325, 21680, 26800, 27100, 32520, 36314, 40200, 40650, 54200, 54471, 65040, 72628, 80400, 81300, 90785, 108400, 108942, 145256, 162600, 181570, 217884, 272355, 290512, 325200, 363140, 435768, 453925, 544710, 726280, 871536, 907850, 1089420, 1361775, 1452560, 1815700, 2178840, 2723550, 3631400, 4357680, 5447100, 7262800, 10894200, 21788400]

約数ペア:

[(1, 21788400), (2, 10894200), (3, 7262800), (4, 5447100), (5, 4357680), (6, 3631400), (8, 2723550), (10, 2178840), (12, 1815700), (15, 1452560), (16, 1361775), (20, 1089420), (24, 907850), (25, 871536), (30, 726280), (40, 544710), (48, 453925), (50, 435768), (60, 363140), (67, 325200), (75, 290512), (80, 272355), (100, 217884), (120, 181570), (134, 162600), (150, 145256), (200, 108942), (201, 108400), (240, 90785), (268, 81300), (271, 80400), (300, 72628), (335, 65040), (400, 54471), (402, 54200), (536, 40650), (542, 40200), (600, 36314), (670, 32520), (804, 27100), (813, 26800), (1005, 21680), (1072, 20325), (1084, 20100), (1200, 18157), (1340, 16260), (1355, 16080), (1608, 13550), (1626, 13400), (1675, 13008), (2010, 10840), (2168, 10050), (2680, 8130), (2710, 8040), (3216, 6775), (3252, 6700), (3350, 6504), (4020, 5420), (4065, 5360), (4336, 5025)]