123191820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12007}}^1$

素因数の和:12044

約数の個数: 96

約数和(自身を含む): 403468800

約数和(自身を除く): 280276980

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, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 12007, 24014, 36021, 48028, 60035, 72042, 108063, 120070, 144084, 180105, 216126, 228133, 240140, 324189, 360210, 432252, 456266, 540315, 648378, 684399, 720420, 912532, 1080630, 1140665, 1296756, 1368798, 1620945, 2053197, 2161260, 2281330, 2737596, 3241890, 3421995, 4106394, 4562660, 6159591, 6483780, 6843990, 8212788, 10265985, 12319182, 13687980, 20531970, 24638364, 30797955, 41063940, 61595910, 123191820]

約数ペア:

[(1, 123191820), (2, 61595910), (3, 41063940), (4, 30797955), (5, 24638364), (6, 20531970), (9, 13687980), (10, 12319182), (12, 10265985), (15, 8212788), (18, 6843990), (19, 6483780), (20, 6159591), (27, 4562660), (30, 4106394), (36, 3421995), (38, 3241890), (45, 2737596), (54, 2281330), (57, 2161260), (60, 2053197), (76, 1620945), (90, 1368798), (95, 1296756), (108, 1140665), (114, 1080630), (135, 912532), (171, 720420), (180, 684399), (190, 648378), (228, 540315), (270, 456266), (285, 432252), (342, 360210), (380, 324189), (513, 240140), (540, 228133), (570, 216126), (684, 180105), (855, 144084), (1026, 120070), (1140, 108063), (1710, 72042), (2052, 60035), (2565, 48028), (3420, 36021), (5130, 24014), (10260, 12007)]