397438320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{5003}}^1$

素因数の和:5350

約数の個数: 80

約数和(自身を含む): 1236028032

約数和(自身を除く): 838589712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 331, 662, 993, 1324, 1655, 1986, 2648, 3310, 3972, 4965, 5003, 5296, 6620, 7944, 9930, 10006, 13240, 15009, 15888, 19860, 20012, 25015, 26480, 30018, 39720, 40024, 50030, 60036, 75045, 79440, 80048, 100060, 120072, 150090, 200120, 240144, 300180, 400240, 600360, 1200720, 1655993, 3311986, 4967979, 6623972, 8279965, 9935958, 13247944, 16559930, 19871916, 24839895, 26495888, 33119860, 39743832, 49679790, 66239720, 79487664, 99359580, 132479440, 198719160, 397438320]

約数ペア:

[(1, 397438320), (2, 198719160), (3, 132479440), (4, 99359580), (5, 79487664), (6, 66239720), (8, 49679790), (10, 39743832), (12, 33119860), (15, 26495888), (16, 24839895), (20, 19871916), (24, 16559930), (30, 13247944), (40, 9935958), (48, 8279965), (60, 6623972), (80, 4967979), (120, 3311986), (240, 1655993), (331, 1200720), (662, 600360), (993, 400240), (1324, 300180), (1655, 240144), (1986, 200120), (2648, 150090), (3310, 120072), (3972, 100060), (4965, 80048), (5003, 79440), (5296, 75045), (6620, 60036), (7944, 50030), (9930, 40024), (10006, 39720), (13240, 30018), (15009, 26480), (15888, 25015), (19860, 20012)]