289438320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{38903}}^1$

素因数の和:38950

約数の個数: 80

約数和(自身を含む): 926226432

約数和(自身を除く): 636788112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 38903, 77806, 116709, 155612, 194515, 233418, 311224, 389030, 466836, 583545, 622448, 778060, 933672, 1167090, 1205993, 1556120, 1867344, 2334180, 2411986, 3112240, 3617979, 4668360, 4823972, 6029965, 7235958, 9336720, 9647944, 12059930, 14471916, 18089895, 19295888, 24119860, 28943832, 36179790, 48239720, 57887664, 72359580, 96479440, 144719160, 289438320]

約数ペア:

[(1, 289438320), (2, 144719160), (3, 96479440), (4, 72359580), (5, 57887664), (6, 48239720), (8, 36179790), (10, 28943832), (12, 24119860), (15, 19295888), (16, 18089895), (20, 14471916), (24, 12059930), (30, 9647944), (31, 9336720), (40, 7235958), (48, 6029965), (60, 4823972), (62, 4668360), (80, 3617979), (93, 3112240), (120, 2411986), (124, 2334180), (155, 1867344), (186, 1556120), (240, 1205993), (248, 1167090), (310, 933672), (372, 778060), (465, 622448), (496, 583545), (620, 466836), (744, 389030), (930, 311224), (1240, 233418), (1488, 194515), (1860, 155612), (2480, 116709), (3720, 77806), (7440, 38903)]