320079720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{853}}^1$

素因数の和:979

約数の個数: 128

約数和(自身を含む): 996105600

約数和(自身を除く): 676025880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 59, 60, 106, 118, 120, 159, 177, 212, 236, 265, 295, 318, 354, 424, 472, 530, 590, 636, 708, 795, 853, 885, 1060, 1180, 1272, 1416, 1590, 1706, 1770, 2120, 2360, 2559, 3127, 3180, 3412, 3540, 4265, 5118, 6254, 6360, 6824, 7080, 8530, 9381, 10236, 12508, 12795, 15635, 17060, 18762, 20472, 25016, 25590, 31270, 34120, 37524, 45209, 46905, 50327, 51180, 62540, 75048, 90418, 93810, 100654, 102360, 125080, 135627, 150981, 180836, 187620, 201308, 226045, 251635, 271254, 301962, 361672, 375240, 402616, 452090, 503270, 542508, 603924, 678135, 754905, 904180, 1006540, 1085016, 1207848, 1356270, 1509810, 1808360, 2013080, 2667331, 2712540, 3019620, 5334662, 5425080, 6039240, 8001993, 10669324, 13336655, 16003986, 21338648, 26673310, 32007972, 40009965, 53346620, 64015944, 80019930, 106693240, 160039860, 320079720]

約数ペア:

[(1, 320079720), (2, 160039860), (3, 106693240), (4, 80019930), (5, 64015944), (6, 53346620), (8, 40009965), (10, 32007972), (12, 26673310), (15, 21338648), (20, 16003986), (24, 13336655), (30, 10669324), (40, 8001993), (53, 6039240), (59, 5425080), (60, 5334662), (106, 3019620), (118, 2712540), (120, 2667331), (159, 2013080), (177, 1808360), (212, 1509810), (236, 1356270), (265, 1207848), (295, 1085016), (318, 1006540), (354, 904180), (424, 754905), (472, 678135), (530, 603924), (590, 542508), (636, 503270), (708, 452090), (795, 402616), (853, 375240), (885, 361672), (1060, 301962), (1180, 271254), (1272, 251635), (1416, 226045), (1590, 201308), (1706, 187620), (1770, 180836), (2120, 150981), (2360, 135627), (2559, 125080), (3127, 102360), (3180, 100654), (3412, 93810), (3540, 90418), (4265, 75048), (5118, 62540), (6254, 51180), (6360, 50327), (6824, 46905), (7080, 45209), (8530, 37524), (9381, 34120), (10236, 31270), (12508, 25590), (12795, 25016), (15635, 20472), (17060, 18762)]