389471040

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19319}}^1$

素因数の和:19349

約数の個数: 168

約数和(自身を含む): 1531071360

約数和(自身を除く): 1141600320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 19319, 20160, 38638, 57957, 77276, 96595, 115914, 135233, 154552, 173871, 193190, 231828, 270466, 289785, 309104, 347742, 386380, 405699, 463656, 540932, 579570, 618208, 676165, 695484, 772760, 811398, 869355, 927312, 1081864, 1159140, 1217097, 1236416, 1352330, 1390968, 1545520, 1622796, 1738710, 1854624, 2028495, 2163728, 2318280, 2434194, 2704660, 2781936, 3091040, 3245592, 3477420, 3709248, 4056990, 4327456, 4636560, 4868388, 5409320, 5563872, 6085485, 6182080, 6491184, 6954840, 8113980, 8654912, 9273120, 9736776, 10818640, 11127744, 12170970, 12982368, 13909680, 16227960, 18546240, 19473552, 21637280, 24341940, 25964736, 27819360, 32455920, 38947104, 43274560, 48683880, 55638720, 64911840, 77894208, 97367760, 129823680, 194735520, 389471040]

約数ペア:

[(1, 389471040), (2, 194735520), (3, 129823680), (4, 97367760), (5, 77894208), (6, 64911840), (7, 55638720), (8, 48683880), (9, 43274560), (10, 38947104), (12, 32455920), (14, 27819360), (15, 25964736), (16, 24341940), (18, 21637280), (20, 19473552), (21, 18546240), (24, 16227960), (28, 13909680), (30, 12982368), (32, 12170970), (35, 11127744), (36, 10818640), (40, 9736776), (42, 9273120), (45, 8654912), (48, 8113980), (56, 6954840), (60, 6491184), (63, 6182080), (64, 6085485), (70, 5563872), (72, 5409320), (80, 4868388), (84, 4636560), (90, 4327456), (96, 4056990), (105, 3709248), (112, 3477420), (120, 3245592), (126, 3091040), (140, 2781936), (144, 2704660), (160, 2434194), (168, 2318280), (180, 2163728), (192, 2028495), (210, 1854624), (224, 1738710), (240, 1622796), (252, 1545520), (280, 1390968), (288, 1352330), (315, 1236416), (320, 1217097), (336, 1159140), (360, 1081864), (420, 927312), (448, 869355), (480, 811398), (504, 772760), (560, 695484), (576, 676165), (630, 618208), (672, 579570), (720, 540932), (840, 463656), (960, 405699), (1008, 386380), (1120, 347742), (1260, 309104), (1344, 289785), (1440, 270466), (1680, 231828), (2016, 193190), (2240, 173871), (2520, 154552), (2880, 135233), (3360, 115914), (4032, 96595), (5040, 77276), (6720, 57957), (10080, 38638), (19319, 20160)]