255538140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 288

約数和(自身を含む): 885427200

約数和(自身を除く): 629889060

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 29, 30, 33, 39, 44, 52, 55, 58, 60, 65, 66, 78, 79, 87, 110, 116, 130, 132, 143, 145, 156, 158, 165, 169, 174, 195, 220, 237, 260, 286, 290, 316, 319, 330, 338, 348, 377, 390, 395, 429, 435, 474, 507, 572, 580, 638, 660, 676, 715, 754, 780, 790, 845, 858, 869, 870, 948, 957, 1014, 1027, 1131, 1185, 1276, 1430, 1508, 1580, 1595, 1690, 1716, 1738, 1740, 1859, 1885, 1914, 2028, 2054, 2145, 2262, 2291, 2370, 2535, 2607, 2860, 3081, 3190, 3380, 3476, 3718, 3770, 3828, 4108, 4147, 4290, 4345, 4524, 4582, 4740, 4785, 4901, 5070, 5135, 5214, 5577, 5655, 6162, 6380, 6873, 7436, 7540, 8294, 8580, 8690, 9164, 9295, 9570, 9802, 10140, 10270, 10428, 11154, 11297, 11310, 11455, 12324, 12441, 13035, 13351, 13746, 14703, 15405, 16588, 17380, 18590, 19140, 19604, 20540, 20735, 22308, 22594, 22620, 22910, 24505, 24882, 25201, 26070, 26702, 27492, 27885, 29406, 29783, 30810, 33891, 34365, 37180, 40053, 41470, 45188, 45820, 49010, 49764, 50402, 52140, 53404, 53911, 55770, 56485, 58812, 59566, 61620, 62205, 66755, 67782, 68730, 73515, 75603, 80106, 82940, 89349, 98020, 100804, 107822, 111540, 112970, 119132, 124410, 126005, 133510, 135564, 137460, 146861, 147030, 148915, 151206, 160212, 161733, 169455, 178698, 200265, 215644, 225940, 248820, 252010, 267020, 269555, 293722, 294060, 297830, 302412, 323466, 327613, 338910, 357396, 378015, 387179, 400530, 440583, 446745, 504020, 539110, 587444, 595660, 646932, 655226, 677820, 734305, 756030, 774358, 801060, 808665, 881166, 893490, 982839, 1078220, 1161537, 1310452, 1468610, 1512060, 1548716, 1617330, 1638065, 1762332, 1786980, 1935895, 1965678, 2202915, 2323074, 2937220, 3234660, 3276130, 3871790, 3931356, 4258969, 4405830, 4646148, 4914195, 5807685, 6552260, 7743580, 8517938, 8811660, 9828390, 11615370, 12776907, 17035876, 19656780, 21294845, 23230740, 25553814, 42589690, 51107628, 63884535, 85179380, 127769070, 255538140]

約数ペア:

[(1, 255538140), (2, 127769070), (3, 85179380), (4, 63884535), (5, 51107628), (6, 42589690), (10, 25553814), (11, 23230740), (12, 21294845), (13, 19656780), (15, 17035876), (20, 12776907), (22, 11615370), (26, 9828390), (29, 8811660), (30, 8517938), (33, 7743580), (39, 6552260), (44, 5807685), (52, 4914195), (55, 4646148), (58, 4405830), (60, 4258969), (65, 3931356), (66, 3871790), (78, 3276130), (79, 3234660), (87, 2937220), (110, 2323074), (116, 2202915), (130, 1965678), (132, 1935895), (143, 1786980), (145, 1762332), (156, 1638065), (158, 1617330), (165, 1548716), (169, 1512060), (174, 1468610), (195, 1310452), (220, 1161537), (237, 1078220), (260, 982839), (286, 893490), (290, 881166), (316, 808665), (319, 801060), (330, 774358), (338, 756030), (348, 734305), (377, 677820), (390, 655226), (395, 646932), (429, 595660), (435, 587444), (474, 539110), (507, 504020), (572, 446745), (580, 440583), (638, 400530), (660, 387179), (676, 378015), (715, 357396), (754, 338910), (780, 327613), (790, 323466), (845, 302412), (858, 297830), (869, 294060), (870, 293722), (948, 269555), (957, 267020), (1014, 252010), (1027, 248820), (1131, 225940), (1185, 215644), (1276, 200265), (1430, 178698), (1508, 169455), (1580, 161733), (1595, 160212), (1690, 151206), (1716, 148915), (1738, 147030), (1740, 146861), (1859, 137460), (1885, 135564), (1914, 133510), (2028, 126005), (2054, 124410), (2145, 119132), (2262, 112970), (2291, 111540), (2370, 107822), (2535, 100804), (2607, 98020), (2860, 89349), (3081, 82940), (3190, 80106), (3380, 75603), (3476, 73515), (3718, 68730), (3770, 67782), (3828, 66755), (4108, 62205), (4147, 61620), (4290, 59566), (4345, 58812), (4524, 56485), (4582, 55770), (4740, 53911), (4785, 53404), (4901, 52140), (5070, 50402), (5135, 49764), (5214, 49010), (5577, 45820), (5655, 45188), (6162, 41470), (6380, 40053), (6873, 37180), (7436, 34365), (7540, 33891), (8294, 30810), (8580, 29783), (8690, 29406), (9164, 27885), (9295, 27492), (9570, 26702), (9802, 26070), (10140, 25201), (10270, 24882), (10428, 24505), (11154, 22910), (11297, 22620), (11310, 22594), (11455, 22308), (12324, 20735), (12441, 20540), (13035, 19604), (13351, 19140), (13746, 18590), (14703, 17380), (15405, 16588)]