19188978840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{65563}}^1$

素因数の和:65854

約数の個数: 128

約数和(自身を含む): 64200268800

約数和(自身を除く): 45011289960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 271, 360, 540, 542, 813, 1080, 1084, 1355, 1626, 2168, 2439, 2710, 3252, 4065, 4878, 5420, 6504, 7317, 8130, 9756, 10840, 12195, 14634, 16260, 19512, 24390, 29268, 32520, 36585, 48780, 58536, 65563, 73170, 97560, 131126, 146340, 196689, 262252, 292680, 327815, 393378, 524504, 590067, 655630, 786756, 983445, 1180134, 1311260, 1573512, 1770201, 1966890, 2360268, 2622520, 2950335, 3540402, 3933780, 4720536, 5900670, 7080804, 7867560, 8851005, 11801340, 14161608, 17702010, 17767573, 23602680, 35404020, 35535146, 53302719, 70808040, 71070292, 88837865, 106605438, 142140584, 159908157, 177675730, 213210876, 266513595, 319816314, 355351460, 426421752, 479724471, 533027190, 639632628, 710702920, 799540785, 959448942, 1066054380, 1279265256, 1599081570, 1918897884, 2132108760, 2398622355, 3198163140, 3837795768, 4797244710, 6396326280, 9594489420, 19188978840]

約数ペア:

[(1, 19188978840), (2, 9594489420), (3, 6396326280), (4, 4797244710), (5, 3837795768), (6, 3198163140), (8, 2398622355), (9, 2132108760), (10, 1918897884), (12, 1599081570), (15, 1279265256), (18, 1066054380), (20, 959448942), (24, 799540785), (27, 710702920), (30, 639632628), (36, 533027190), (40, 479724471), (45, 426421752), (54, 355351460), (60, 319816314), (72, 266513595), (90, 213210876), (108, 177675730), (120, 159908157), (135, 142140584), (180, 106605438), (216, 88837865), (270, 71070292), (271, 70808040), (360, 53302719), (540, 35535146), (542, 35404020), (813, 23602680), (1080, 17767573), (1084, 17702010), (1355, 14161608), (1626, 11801340), (2168, 8851005), (2439, 7867560), (2710, 7080804), (3252, 5900670), (4065, 4720536), (4878, 3933780), (5420, 3540402), (6504, 2950335), (7317, 2622520), (8130, 2360268), (9756, 1966890), (10840, 1770201), (12195, 1573512), (14634, 1311260), (16260, 1180134), (19512, 983445), (24390, 786756), (29268, 655630), (32520, 590067), (36585, 524504), (48780, 393378), (58536, 327815), (65563, 292680), (73170, 262252), (97560, 196689), (131126, 146340)]