388293620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{991}}^1$

素因数の和:1161

約数の個数: 96

約数和(自身を含む): 965938176

約数和(自身を除く): 577644556

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 137, 143, 220, 260, 274, 286, 548, 572, 685, 715, 991, 1370, 1430, 1507, 1781, 1982, 2740, 2860, 3014, 3562, 3964, 4955, 6028, 7124, 7535, 8905, 9910, 10901, 12883, 15070, 17810, 19591, 19820, 21802, 25766, 30140, 35620, 39182, 43604, 51532, 54505, 64415, 78364, 97955, 109010, 128830, 135767, 141713, 195910, 218020, 257660, 271534, 283426, 391820, 543068, 566852, 678835, 708565, 1357670, 1417130, 1493437, 1764971, 2715340, 2834260, 2986874, 3529942, 5973748, 7059884, 7467185, 8824855, 14934370, 17649710, 19414681, 29868740, 35299420, 38829362, 77658724, 97073405, 194146810, 388293620]

約数ペア:

[(1, 388293620), (2, 194146810), (4, 97073405), (5, 77658724), (10, 38829362), (11, 35299420), (13, 29868740), (20, 19414681), (22, 17649710), (26, 14934370), (44, 8824855), (52, 7467185), (55, 7059884), (65, 5973748), (110, 3529942), (130, 2986874), (137, 2834260), (143, 2715340), (220, 1764971), (260, 1493437), (274, 1417130), (286, 1357670), (548, 708565), (572, 678835), (685, 566852), (715, 543068), (991, 391820), (1370, 283426), (1430, 271534), (1507, 257660), (1781, 218020), (1982, 195910), (2740, 141713), (2860, 135767), (3014, 128830), (3562, 109010), (3964, 97955), (4955, 78364), (6028, 64415), (7124, 54505), (7535, 51532), (8905, 43604), (9910, 39182), (10901, 35620), (12883, 30140), (15070, 25766), (17810, 21802), (19591, 19820)]