205214100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7517}}^1$

素因数の和:7554

約数の個数: 144

約数和(自身を含む): 730869888

約数和(自身を除く): 525655788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1050, 1092, 1300, 1365, 1820, 1950, 2100, 2275, 2730, 3900, 4550, 5460, 6825, 7517, 9100, 13650, 15034, 22551, 27300, 30068, 37585, 45102, 52619, 75170, 90204, 97721, 105238, 112755, 150340, 157857, 187925, 195442, 210476, 225510, 263095, 293163, 315714, 375850, 390884, 451020, 488605, 526190, 563775, 586326, 631428, 684047, 751700, 789285, 977210, 1052380, 1127550, 1172652, 1315475, 1368094, 1465815, 1578570, 1954420, 2052141, 2255100, 2443025, 2630950, 2736188, 2931630, 3157140, 3420235, 3946425, 4104282, 4886050, 5261900, 5863260, 6840470, 7329075, 7892850, 8208564, 9772100, 10260705, 13680940, 14658150, 15785700, 17101175, 20521410, 29316300, 34202350, 41042820, 51303525, 68404700, 102607050, 205214100]

約数ペア:

[(1, 205214100), (2, 102607050), (3, 68404700), (4, 51303525), (5, 41042820), (6, 34202350), (7, 29316300), (10, 20521410), (12, 17101175), (13, 15785700), (14, 14658150), (15, 13680940), (20, 10260705), (21, 9772100), (25, 8208564), (26, 7892850), (28, 7329075), (30, 6840470), (35, 5863260), (39, 5261900), (42, 4886050), (50, 4104282), (52, 3946425), (60, 3420235), (65, 3157140), (70, 2931630), (75, 2736188), (78, 2630950), (84, 2443025), (91, 2255100), (100, 2052141), (105, 1954420), (130, 1578570), (140, 1465815), (150, 1368094), (156, 1315475), (175, 1172652), (182, 1127550), (195, 1052380), (210, 977210), (260, 789285), (273, 751700), (300, 684047), (325, 631428), (350, 586326), (364, 563775), (390, 526190), (420, 488605), (455, 451020), (525, 390884), (546, 375850), (650, 315714), (700, 293163), (780, 263095), (910, 225510), (975, 210476), (1050, 195442), (1092, 187925), (1300, 157857), (1365, 150340), (1820, 112755), (1950, 105238), (2100, 97721), (2275, 90204), (2730, 75170), (3900, 52619), (4550, 45102), (5460, 37585), (6825, 30068), (7517, 27300), (9100, 22551), (13650, 15034)]