396984120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{641}}^1$

素因数の和:1065

約数の個数: 128

約数和(自身を含む): 1287800640

約数和(自身を除く): 890816520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 397, 520, 641, 780, 794, 1191, 1282, 1560, 1588, 1923, 1985, 2382, 2564, 3176, 3205, 3846, 3970, 4764, 5128, 5161, 5955, 6410, 7692, 7940, 8333, 9528, 9615, 10322, 11910, 12820, 15384, 15483, 15880, 16666, 19230, 20644, 23820, 24999, 25640, 25805, 30966, 33332, 38460, 41288, 41665, 47640, 49998, 51610, 61932, 66664, 76920, 77415, 83330, 99996, 103220, 123864, 124995, 154830, 166660, 199992, 206440, 249990, 254477, 309660, 333320, 499980, 508954, 619320, 763431, 999960, 1017908, 1272385, 1526862, 2035816, 2544770, 3053724, 3308201, 3817155, 5089540, 6107448, 6616402, 7634310, 9924603, 10179080, 13232804, 15268620, 16541005, 19849206, 26465608, 30537240, 33082010, 39698412, 49623015, 66164020, 79396824, 99246030, 132328040, 198492060, 396984120]

約数ペア:

[(1, 396984120), (2, 198492060), (3, 132328040), (4, 99246030), (5, 79396824), (6, 66164020), (8, 49623015), (10, 39698412), (12, 33082010), (13, 30537240), (15, 26465608), (20, 19849206), (24, 16541005), (26, 15268620), (30, 13232804), (39, 10179080), (40, 9924603), (52, 7634310), (60, 6616402), (65, 6107448), (78, 5089540), (104, 3817155), (120, 3308201), (130, 3053724), (156, 2544770), (195, 2035816), (260, 1526862), (312, 1272385), (390, 1017908), (397, 999960), (520, 763431), (641, 619320), (780, 508954), (794, 499980), (1191, 333320), (1282, 309660), (1560, 254477), (1588, 249990), (1923, 206440), (1985, 199992), (2382, 166660), (2564, 154830), (3176, 124995), (3205, 123864), (3846, 103220), (3970, 99996), (4764, 83330), (5128, 77415), (5161, 76920), (5955, 66664), (6410, 61932), (7692, 51610), (7940, 49998), (8333, 47640), (9528, 41665), (9615, 41288), (10322, 38460), (11910, 33332), (12820, 30966), (15384, 25805), (15483, 25640), (15880, 24999), (16666, 23820), (19230, 20644)]