19683720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 192

約数和(自身を含む): 74805120

約数和(自身を除く): 55121400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 73, 84, 90, 105, 107, 120, 126, 140, 146, 168, 180, 210, 214, 219, 252, 280, 292, 315, 321, 360, 365, 420, 428, 438, 504, 511, 535, 584, 630, 642, 657, 730, 749, 840, 856, 876, 963, 1022, 1070, 1095, 1260, 1284, 1314, 1460, 1498, 1533, 1605, 1752, 1926, 2044, 2140, 2190, 2247, 2520, 2555, 2568, 2628, 2920, 2996, 3066, 3210, 3285, 3745, 3852, 4088, 4280, 4380, 4494, 4599, 4815, 5110, 5256, 5992, 6132, 6420, 6570, 6741, 7490, 7665, 7704, 7811, 8760, 8988, 9198, 9630, 10220, 11235, 12264, 12840, 13140, 13482, 14980, 15330, 15622, 17976, 18396, 19260, 20440, 22470, 22995, 23433, 26280, 26964, 29960, 30660, 31244, 33705, 36792, 38520, 39055, 44940, 45990, 46866, 53928, 54677, 61320, 62488, 67410, 70299, 78110, 89880, 91980, 93732, 109354, 117165, 134820, 140598, 156220, 164031, 183960, 187464, 218708, 234330, 269640, 273385, 281196, 312440, 328062, 351495, 437416, 468660, 492093, 546770, 562392, 656124, 702990, 820155, 937320, 984186, 1093540, 1312248, 1405980, 1640310, 1968372, 2187080, 2460465, 2811960, 3280620, 3936744, 4920930, 6561240, 9841860, 19683720]

約数ペア:

[(1, 19683720), (2, 9841860), (3, 6561240), (4, 4920930), (5, 3936744), (6, 3280620), (7, 2811960), (8, 2460465), (9, 2187080), (10, 1968372), (12, 1640310), (14, 1405980), (15, 1312248), (18, 1093540), (20, 984186), (21, 937320), (24, 820155), (28, 702990), (30, 656124), (35, 562392), (36, 546770), (40, 492093), (42, 468660), (45, 437416), (56, 351495), (60, 328062), (63, 312440), (70, 281196), (72, 273385), (73, 269640), (84, 234330), (90, 218708), (105, 187464), (107, 183960), (120, 164031), (126, 156220), (140, 140598), (146, 134820), (168, 117165), (180, 109354), (210, 93732), (214, 91980), (219, 89880), (252, 78110), (280, 70299), (292, 67410), (315, 62488), (321, 61320), (360, 54677), (365, 53928), (420, 46866), (428, 45990), (438, 44940), (504, 39055), (511, 38520), (535, 36792), (584, 33705), (630, 31244), (642, 30660), (657, 29960), (730, 26964), (749, 26280), (840, 23433), (856, 22995), (876, 22470), (963, 20440), (1022, 19260), (1070, 18396), (1095, 17976), (1260, 15622), (1284, 15330), (1314, 14980), (1460, 13482), (1498, 13140), (1533, 12840), (1605, 12264), (1752, 11235), (1926, 10220), (2044, 9630), (2140, 9198), (2190, 8988), (2247, 8760), (2520, 7811), (2555, 7704), (2568, 7665), (2628, 7490), (2920, 6741), (2996, 6570), (3066, 6420), (3210, 6132), (3285, 5992), (3745, 5256), (3852, 5110), (4088, 4815), (4280, 4599), (4380, 4494)]