123704820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4019}}^1$

素因数の和:4059

約数の個数: 120

約数和(自身を含む): 408592800

約数和(自身を除く): 284887980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2565, 3078, 3420, 4019, 5130, 6156, 7695, 8038, 10260, 12057, 15390, 16076, 20095, 24114, 30780, 36171, 40190, 48228, 60285, 72342, 76361, 80380, 108513, 120570, 144684, 152722, 180855, 217026, 229083, 241140, 305444, 325539, 361710, 381805, 434052, 458166, 542565, 651078, 687249, 723420, 763610, 916332, 1085130, 1145415, 1302156, 1374498, 1527220, 1627695, 2061747, 2170260, 2290830, 2748996, 3255390, 3436245, 4123494, 4581660, 6185241, 6510780, 6872490, 8246988, 10308735, 12370482, 13744980, 20617470, 24740964, 30926205, 41234940, 61852410, 123704820]

約数ペア:

[(1, 123704820), (2, 61852410), (3, 41234940), (4, 30926205), (5, 24740964), (6, 20617470), (9, 13744980), (10, 12370482), (12, 10308735), (15, 8246988), (18, 6872490), (19, 6510780), (20, 6185241), (27, 4581660), (30, 4123494), (36, 3436245), (38, 3255390), (45, 2748996), (54, 2290830), (57, 2170260), (60, 2061747), (76, 1627695), (81, 1527220), (90, 1374498), (95, 1302156), (108, 1145415), (114, 1085130), (135, 916332), (162, 763610), (171, 723420), (180, 687249), (190, 651078), (228, 542565), (270, 458166), (285, 434052), (324, 381805), (342, 361710), (380, 325539), (405, 305444), (513, 241140), (540, 229083), (570, 217026), (684, 180855), (810, 152722), (855, 144684), (1026, 120570), (1140, 108513), (1539, 80380), (1620, 76361), (1710, 72342), (2052, 60285), (2565, 48228), (3078, 40190), (3420, 36171), (4019, 30780), (5130, 24114), (6156, 20095), (7695, 16076), (8038, 15390), (10260, 12057)]