128513700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{20399}}^1$

素因数の和:20426

約数の個数: 108

約数和(自身を含む): 460387200

約数和(自身を除く): 331873500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 6300, 20399, 40798, 61197, 81596, 101995, 122394, 142793, 183591, 203990, 244788, 285586, 305985, 367182, 407980, 428379, 509975, 571172, 611970, 713965, 734364, 856758, 917955, 1019950, 1223940, 1285137, 1427930, 1529925, 1713516, 1835910, 2039900, 2141895, 2570274, 2855860, 3059850, 3569825, 3671820, 4283790, 4589775, 5140548, 6119700, 6425685, 7139650, 8567580, 9179550, 10709475, 12851370, 14279300, 18359100, 21418950, 25702740, 32128425, 42837900, 64256850, 128513700]

約数ペア:

[(1, 128513700), (2, 64256850), (3, 42837900), (4, 32128425), (5, 25702740), (6, 21418950), (7, 18359100), (9, 14279300), (10, 12851370), (12, 10709475), (14, 9179550), (15, 8567580), (18, 7139650), (20, 6425685), (21, 6119700), (25, 5140548), (28, 4589775), (30, 4283790), (35, 3671820), (36, 3569825), (42, 3059850), (45, 2855860), (50, 2570274), (60, 2141895), (63, 2039900), (70, 1835910), (75, 1713516), (84, 1529925), (90, 1427930), (100, 1285137), (105, 1223940), (126, 1019950), (140, 917955), (150, 856758), (175, 734364), (180, 713965), (210, 611970), (225, 571172), (252, 509975), (300, 428379), (315, 407980), (350, 367182), (420, 305985), (450, 285586), (525, 244788), (630, 203990), (700, 183591), (900, 142793), (1050, 122394), (1260, 101995), (1575, 81596), (2100, 61197), (3150, 40798), (6300, 20399)]