311870340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1$

素因数の和:1170

約数の個数: 144

約数和(自身を含む): 1001984256

約数和(自身を除く): 690113916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 71, 90, 92, 115, 138, 142, 180, 207, 213, 230, 276, 284, 345, 355, 414, 426, 460, 639, 690, 710, 828, 852, 1035, 1061, 1065, 1278, 1380, 1420, 1633, 2070, 2122, 2130, 2556, 3183, 3195, 3266, 4140, 4244, 4260, 4899, 5305, 6366, 6390, 6532, 8165, 9549, 9798, 10610, 12732, 12780, 14697, 15915, 16330, 19098, 19596, 21220, 24403, 24495, 29394, 31830, 32660, 38196, 47745, 48806, 48990, 58788, 63660, 73209, 73485, 75331, 95490, 97612, 97980, 122015, 146418, 146970, 150662, 190980, 219627, 225993, 244030, 292836, 293940, 301324, 366045, 376655, 439254, 451986, 488060, 677979, 732090, 753310, 878508, 903972, 1098135, 1129965, 1355958, 1464180, 1506620, 1732613, 2196270, 2259930, 2711916, 3389895, 3465226, 4392540, 4519860, 5197839, 6779790, 6930452, 8663065, 10395678, 13559580, 15593517, 17326130, 20791356, 25989195, 31187034, 34652260, 51978390, 62374068, 77967585, 103956780, 155935170, 311870340]

約数ペア:

[(1, 311870340), (2, 155935170), (3, 103956780), (4, 77967585), (5, 62374068), (6, 51978390), (9, 34652260), (10, 31187034), (12, 25989195), (15, 20791356), (18, 17326130), (20, 15593517), (23, 13559580), (30, 10395678), (36, 8663065), (45, 6930452), (46, 6779790), (60, 5197839), (69, 4519860), (71, 4392540), (90, 3465226), (92, 3389895), (115, 2711916), (138, 2259930), (142, 2196270), (180, 1732613), (207, 1506620), (213, 1464180), (230, 1355958), (276, 1129965), (284, 1098135), (345, 903972), (355, 878508), (414, 753310), (426, 732090), (460, 677979), (639, 488060), (690, 451986), (710, 439254), (828, 376655), (852, 366045), (1035, 301324), (1061, 293940), (1065, 292836), (1278, 244030), (1380, 225993), (1420, 219627), (1633, 190980), (2070, 150662), (2122, 146970), (2130, 146418), (2556, 122015), (3183, 97980), (3195, 97612), (3266, 95490), (4140, 75331), (4244, 73485), (4260, 73209), (4899, 63660), (5305, 58788), (6366, 48990), (6390, 48806), (6532, 47745), (8165, 38196), (9549, 32660), (9798, 31830), (10610, 29394), (12732, 24495), (12780, 24403), (14697, 21220), (15915, 19596), (16330, 19098)]