140243040

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13913}}^1$

素因数の和:13941

約数の個数: 144

約数和(自身を含む): 546987168

約数和(自身を除く): 406744128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 13913, 27826, 41739, 55652, 69565, 83478, 97391, 111304, 125217, 139130, 166956, 194782, 208695, 222608, 250434, 278260, 292173, 333912, 389564, 417390, 445216, 486955, 500868, 556520, 584346, 626085, 667824, 779128, 834780, 876519, 973910, 1001736, 1113040, 1168692, 1252170, 1335648, 1460865, 1558256, 1669560, 1753038, 1947820, 2003472, 2226080, 2337384, 2504340, 2921730, 3116512, 3339120, 3506076, 3895640, 4006944, 4382595, 4674768, 5008680, 5843460, 6678240, 7012152, 7791280, 8765190, 9349536, 10017360, 11686920, 14024304, 15582560, 17530380, 20034720, 23373840, 28048608, 35060760, 46747680, 70121520, 140243040]

約数ペア:

[(1, 140243040), (2, 70121520), (3, 46747680), (4, 35060760), (5, 28048608), (6, 23373840), (7, 20034720), (8, 17530380), (9, 15582560), (10, 14024304), (12, 11686920), (14, 10017360), (15, 9349536), (16, 8765190), (18, 7791280), (20, 7012152), (21, 6678240), (24, 5843460), (28, 5008680), (30, 4674768), (32, 4382595), (35, 4006944), (36, 3895640), (40, 3506076), (42, 3339120), (45, 3116512), (48, 2921730), (56, 2504340), (60, 2337384), (63, 2226080), (70, 2003472), (72, 1947820), (80, 1753038), (84, 1669560), (90, 1558256), (96, 1460865), (105, 1335648), (112, 1252170), (120, 1168692), (126, 1113040), (140, 1001736), (144, 973910), (160, 876519), (168, 834780), (180, 779128), (210, 667824), (224, 626085), (240, 584346), (252, 556520), (280, 500868), (288, 486955), (315, 445216), (336, 417390), (360, 389564), (420, 333912), (480, 292173), (504, 278260), (560, 250434), (630, 222608), (672, 208695), (720, 194782), (840, 166956), (1008, 139130), (1120, 125217), (1260, 111304), (1440, 97391), (1680, 83478), (2016, 69565), (2520, 55652), (3360, 41739), (5040, 27826), (10080, 13913)]