199885140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12203}}^1$

素因数の和:12238

約数の個数: 144

約数和(自身を含む): 746299008

約数和(自身を除く): 546413868

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 12203, 16380, 24406, 36609, 48812, 61015, 73218, 85421, 109827, 122030, 146436, 158639, 170842, 183045, 219654, 244060, 256263, 317278, 341684, 366090, 427105, 439308, 475917, 512526, 549135, 634556, 732180, 768789, 793195, 854210, 951834, 1025052, 1098270, 1110473, 1281315, 1427751, 1537578, 1586390, 1708420, 1903668, 2196540, 2220946, 2379585, 2562630, 2855502, 3075156, 3172780, 3331419, 3843945, 4441892, 4759170, 5125260, 5552365, 5711004, 6662838, 7138755, 7687890, 9518340, 9994257, 11104730, 13325676, 14277510, 15375780, 16657095, 19988514, 22209460, 28555020, 33314190, 39977028, 49971285, 66628380, 99942570, 199885140]

約数ペア:

[(1, 199885140), (2, 99942570), (3, 66628380), (4, 49971285), (5, 39977028), (6, 33314190), (7, 28555020), (9, 22209460), (10, 19988514), (12, 16657095), (13, 15375780), (14, 14277510), (15, 13325676), (18, 11104730), (20, 9994257), (21, 9518340), (26, 7687890), (28, 7138755), (30, 6662838), (35, 5711004), (36, 5552365), (39, 5125260), (42, 4759170), (45, 4441892), (52, 3843945), (60, 3331419), (63, 3172780), (65, 3075156), (70, 2855502), (78, 2562630), (84, 2379585), (90, 2220946), (91, 2196540), (105, 1903668), (117, 1708420), (126, 1586390), (130, 1537578), (140, 1427751), (156, 1281315), (180, 1110473), (182, 1098270), (195, 1025052), (210, 951834), (234, 854210), (252, 793195), (260, 768789), (273, 732180), (315, 634556), (364, 549135), (390, 512526), (420, 475917), (455, 439308), (468, 427105), (546, 366090), (585, 341684), (630, 317278), (780, 256263), (819, 244060), (910, 219654), (1092, 183045), (1170, 170842), (1260, 158639), (1365, 146436), (1638, 122030), (1820, 109827), (2340, 85421), (2730, 73218), (3276, 61015), (4095, 48812), (5460, 36609), (8190, 24406), (12203, 16380)]