40080040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2$

素因数の和:73

約数の個数: 216

約数和(自身を含む): 124859070

約数和(自身を除く): 84779030

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 88, 91, 98, 104, 110, 121, 130, 140, 143, 154, 169, 182, 196, 220, 242, 245, 260, 280, 286, 308, 338, 364, 385, 392, 440, 455, 484, 490, 520, 539, 572, 605, 616, 637, 676, 715, 728, 770, 845, 847, 910, 968, 980, 1001, 1078, 1144, 1183, 1210, 1274, 1352, 1430, 1540, 1573, 1690, 1694, 1820, 1859, 1960, 2002, 2156, 2366, 2420, 2548, 2695, 2860, 3080, 3146, 3185, 3380, 3388, 3640, 3718, 4004, 4235, 4312, 4732, 4840, 5005, 5096, 5390, 5720, 5915, 5929, 6292, 6370, 6760, 6776, 7007, 7436, 7865, 8008, 8281, 8470, 9295, 9464, 10010, 10780, 11011, 11830, 11858, 12584, 12740, 13013, 14014, 14872, 15730, 16562, 16940, 18590, 20020, 20449, 21560, 22022, 23660, 23716, 25480, 26026, 28028, 29645, 31460, 33124, 33880, 35035, 37180, 40040, 40898, 41405, 44044, 47320, 47432, 52052, 55055, 56056, 59290, 62920, 65065, 66248, 70070, 74360, 77077, 81796, 82810, 88088, 91091, 102245, 104104, 110110, 118580, 130130, 140140, 143143, 154154, 163592, 165620, 182182, 204490, 220220, 237160, 260260, 280280, 286286, 308308, 331240, 364364, 385385, 408980, 440440, 455455, 520520, 572572, 616616, 715715, 728728, 770770, 817960, 910910, 1002001, 1145144, 1431430, 1541540, 1821820, 2004002, 2862860, 3083080, 3643640, 4008004, 5010005, 5725720, 8016008, 10020010, 20040020, 40080040]

約数ペア:

[(1, 40080040), (2, 20040020), (4, 10020010), (5, 8016008), (7, 5725720), (8, 5010005), (10, 4008004), (11, 3643640), (13, 3083080), (14, 2862860), (20, 2004002), (22, 1821820), (26, 1541540), (28, 1431430), (35, 1145144), (40, 1002001), (44, 910910), (49, 817960), (52, 770770), (55, 728728), (56, 715715), (65, 616616), (70, 572572), (77, 520520), (88, 455455), (91, 440440), (98, 408980), (104, 385385), (110, 364364), (121, 331240), (130, 308308), (140, 286286), (143, 280280), (154, 260260), (169, 237160), (182, 220220), (196, 204490), (220, 182182), (242, 165620), (245, 163592), (260, 154154), (280, 143143), (286, 140140), (308, 130130), (338, 118580), (364, 110110), (385, 104104), (392, 102245), (440, 91091), (455, 88088), (484, 82810), (490, 81796), (520, 77077), (539, 74360), (572, 70070), (605, 66248), (616, 65065), (637, 62920), (676, 59290), (715, 56056), (728, 55055), (770, 52052), (845, 47432), (847, 47320), (910, 44044), (968, 41405), (980, 40898), (1001, 40040), (1078, 37180), (1144, 35035), (1183, 33880), (1210, 33124), (1274, 31460), (1352, 29645), (1430, 28028), (1540, 26026), (1573, 25480), (1690, 23716), (1694, 23660), (1820, 22022), (1859, 21560), (1960, 20449), (2002, 20020), (2156, 18590), (2366, 16940), (2420, 16562), (2548, 15730), (2695, 14872), (2860, 14014), (3080, 13013), (3146, 12740), (3185, 12584), (3380, 11858), (3388, 11830), (3640, 11011), (3718, 10780), (4004, 10010), (4235, 9464), (4312, 9295), (4732, 8470), (4840, 8281), (5005, 8008), (5096, 7865), (5390, 7436), (5720, 7007), (5915, 6776), (5929, 6760), (6292, 6370)]