129784600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 344352960

約数和(自身を除く): 214568360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 44, 50, 55, 62, 88, 100, 110, 121, 124, 155, 173, 200, 220, 242, 248, 275, 310, 341, 346, 440, 484, 550, 605, 620, 682, 692, 775, 865, 968, 1100, 1210, 1240, 1364, 1384, 1550, 1705, 1730, 1903, 2200, 2420, 2728, 3025, 3100, 3410, 3460, 3751, 3806, 4325, 4840, 5363, 6050, 6200, 6820, 6920, 7502, 7612, 8525, 8650, 9515, 10726, 12100, 13640, 15004, 15224, 17050, 17300, 18755, 19030, 20933, 21452, 24200, 26815, 30008, 34100, 34600, 37510, 38060, 41866, 42904, 47575, 53630, 58993, 68200, 75020, 76120, 83732, 93775, 95150, 104665, 107260, 117986, 134075, 150040, 167464, 187550, 190300, 209330, 214520, 235972, 268150, 294965, 375100, 380600, 418660, 471944, 523325, 536300, 589930, 648923, 750200, 837320, 1046650, 1072600, 1179860, 1297846, 1474825, 2093300, 2359720, 2595692, 2949650, 3244615, 4186600, 5191384, 5899300, 6489230, 11798600, 12978460, 16223075, 25956920, 32446150, 64892300, 129784600]

約数ペア:

[(1, 129784600), (2, 64892300), (4, 32446150), (5, 25956920), (8, 16223075), (10, 12978460), (11, 11798600), (20, 6489230), (22, 5899300), (25, 5191384), (31, 4186600), (40, 3244615), (44, 2949650), (50, 2595692), (55, 2359720), (62, 2093300), (88, 1474825), (100, 1297846), (110, 1179860), (121, 1072600), (124, 1046650), (155, 837320), (173, 750200), (200, 648923), (220, 589930), (242, 536300), (248, 523325), (275, 471944), (310, 418660), (341, 380600), (346, 375100), (440, 294965), (484, 268150), (550, 235972), (605, 214520), (620, 209330), (682, 190300), (692, 187550), (775, 167464), (865, 150040), (968, 134075), (1100, 117986), (1210, 107260), (1240, 104665), (1364, 95150), (1384, 93775), (1550, 83732), (1705, 76120), (1730, 75020), (1903, 68200), (2200, 58993), (2420, 53630), (2728, 47575), (3025, 42904), (3100, 41866), (3410, 38060), (3460, 37510), (3751, 34600), (3806, 34100), (4325, 30008), (4840, 26815), (5363, 24200), (6050, 21452), (6200, 20933), (6820, 19030), (6920, 18755), (7502, 17300), (7612, 17050), (8525, 15224), (8650, 15004), (9515, 13640), (10726, 12100)]