20403934080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{55639}}^1$

素因数の和:55852

約数の個数: 128

約数和(自身を含む): 65379225600

約数和(自身を除く): 44975291520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 191, 192, 240, 320, 382, 384, 480, 573, 640, 764, 955, 960, 1146, 1528, 1910, 1920, 2292, 2865, 3056, 3820, 4584, 5730, 6112, 7640, 9168, 11460, 12224, 15280, 18336, 22920, 24448, 30560, 36672, 45840, 55639, 61120, 73344, 91680, 111278, 122240, 166917, 183360, 222556, 278195, 333834, 366720, 445112, 556390, 667668, 834585, 890224, 1112780, 1335336, 1669170, 1780448, 2225560, 2670672, 3338340, 3560896, 4451120, 5341344, 6676680, 7121792, 8902240, 10627049, 10682688, 13353360, 17804480, 21254098, 21365376, 26706720, 31881147, 35608960, 42508196, 53135245, 53413440, 63762294, 85016392, 106270490, 106826880, 127524588, 159405735, 170032784, 212540980, 255049176, 318811470, 340065568, 425081960, 510098352, 637622940, 680131136, 850163920, 1020196704, 1275245880, 1360262272, 1700327840, 2040393408, 2550491760, 3400655680, 4080786816, 5100983520, 6801311360, 10201967040, 20403934080]

約数ペア:

[(1, 20403934080), (2, 10201967040), (3, 6801311360), (4, 5100983520), (5, 4080786816), (6, 3400655680), (8, 2550491760), (10, 2040393408), (12, 1700327840), (15, 1360262272), (16, 1275245880), (20, 1020196704), (24, 850163920), (30, 680131136), (32, 637622940), (40, 510098352), (48, 425081960), (60, 340065568), (64, 318811470), (80, 255049176), (96, 212540980), (120, 170032784), (128, 159405735), (160, 127524588), (191, 106826880), (192, 106270490), (240, 85016392), (320, 63762294), (382, 53413440), (384, 53135245), (480, 42508196), (573, 35608960), (640, 31881147), (764, 26706720), (955, 21365376), (960, 21254098), (1146, 17804480), (1528, 13353360), (1910, 10682688), (1920, 10627049), (2292, 8902240), (2865, 7121792), (3056, 6676680), (3820, 5341344), (4584, 4451120), (5730, 3560896), (6112, 3338340), (7640, 2670672), (9168, 2225560), (11460, 1780448), (12224, 1669170), (15280, 1335336), (18336, 1112780), (22920, 890224), (24448, 834585), (30560, 667668), (36672, 556390), (45840, 445112), (55639, 366720), (61120, 333834), (73344, 278195), (91680, 222556), (111278, 183360), (122240, 166917)]