320423880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1093}}^1$

素因数の和:1463

約数の個数: 128

約数和(自身を含む): 1102752000

約数和(自身を除く): 782328120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 349, 420, 698, 840, 1047, 1093, 1396, 1745, 2094, 2186, 2443, 2792, 3279, 3490, 4188, 4372, 4886, 5235, 5465, 6558, 6980, 7329, 7651, 8376, 8744, 9772, 10470, 10930, 12215, 13116, 13960, 14658, 15302, 16395, 19544, 20940, 21860, 22953, 24430, 26232, 29316, 30604, 32790, 36645, 38255, 41880, 43720, 45906, 48860, 58632, 61208, 65580, 73290, 76510, 91812, 97720, 114765, 131160, 146580, 153020, 183624, 229530, 293160, 306040, 381457, 459060, 762914, 918120, 1144371, 1525828, 1907285, 2288742, 2670199, 3051656, 3814570, 4577484, 5340398, 5721855, 7629140, 8010597, 9154968, 10680796, 11443710, 13350995, 15258280, 16021194, 21361592, 22887420, 26701990, 32042388, 40052985, 45774840, 53403980, 64084776, 80105970, 106807960, 160211940, 320423880]

約数ペア:

[(1, 320423880), (2, 160211940), (3, 106807960), (4, 80105970), (5, 64084776), (6, 53403980), (7, 45774840), (8, 40052985), (10, 32042388), (12, 26701990), (14, 22887420), (15, 21361592), (20, 16021194), (21, 15258280), (24, 13350995), (28, 11443710), (30, 10680796), (35, 9154968), (40, 8010597), (42, 7629140), (56, 5721855), (60, 5340398), (70, 4577484), (84, 3814570), (105, 3051656), (120, 2670199), (140, 2288742), (168, 1907285), (210, 1525828), (280, 1144371), (349, 918120), (420, 762914), (698, 459060), (840, 381457), (1047, 306040), (1093, 293160), (1396, 229530), (1745, 183624), (2094, 153020), (2186, 146580), (2443, 131160), (2792, 114765), (3279, 97720), (3490, 91812), (4188, 76510), (4372, 73290), (4886, 65580), (5235, 61208), (5465, 58632), (6558, 48860), (6980, 45906), (7329, 43720), (7651, 41880), (8376, 38255), (8744, 36645), (9772, 32790), (10470, 30604), (10930, 29316), (12215, 26232), (13116, 24430), (13960, 22953), (14658, 21860), (15302, 20940), (16395, 19544)]