219038820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:571

約数の個数: 288

約数和(自身を含む): 839776896

約数和(自身を除く): 620738076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 49, 52, 55, 60, 65, 66, 70, 77, 78, 84, 91, 98, 105, 110, 130, 132, 140, 143, 147, 154, 156, 165, 182, 195, 196, 210, 220, 231, 245, 260, 273, 286, 294, 308, 330, 364, 385, 390, 420, 429, 455, 462, 490, 521, 539, 546, 572, 588, 637, 660, 715, 735, 770, 780, 858, 910, 924, 980, 1001, 1042, 1078, 1092, 1155, 1274, 1365, 1430, 1470, 1540, 1563, 1617, 1716, 1820, 1911, 2002, 2084, 2145, 2156, 2310, 2548, 2605, 2695, 2730, 2860, 2940, 3003, 3126, 3185, 3234, 3647, 3822, 4004, 4290, 4620, 5005, 5210, 5390, 5460, 5731, 6006, 6252, 6370, 6468, 6773, 7007, 7294, 7644, 7815, 8085, 8580, 9555, 10010, 10420, 10780, 10941, 11462, 12012, 12740, 13546, 14014, 14588, 15015, 15630, 16170, 17193, 18235, 19110, 20020, 20319, 21021, 21882, 22924, 25529, 27092, 28028, 28655, 30030, 31260, 32340, 33865, 34386, 35035, 36470, 38220, 40117, 40638, 42042, 43764, 47411, 51058, 54705, 57310, 60060, 67730, 68772, 70070, 72940, 74503, 76587, 80234, 81276, 84084, 85965, 94822, 101595, 102116, 105105, 109410, 114620, 120351, 127645, 135460, 140140, 142233, 149006, 153174, 160468, 171930, 189644, 200585, 203190, 210210, 218820, 223509, 237055, 240702, 255290, 280819, 284466, 298012, 306348, 331877, 343860, 372515, 382935, 401170, 406380, 420420, 447018, 474110, 481404, 510580, 521521, 561638, 568932, 601755, 663754, 711165, 745030, 765870, 802340, 842457, 894036, 948220, 995631, 1043042, 1117545, 1123276, 1203510, 1327508, 1404095, 1422330, 1490060, 1531740, 1564563, 1659385, 1684914, 1991262, 2086084, 2235090, 2407020, 2607605, 2808190, 2844660, 3129126, 3318770, 3369828, 3650647, 3982524, 4212285, 4470180, 4978155, 5215210, 5616380, 6258252, 6637540, 7301294, 7822815, 8424570, 9956310, 10430420, 10951941, 14602588, 15645630, 16849140, 18253235, 19912620, 21903882, 31291260, 36506470, 43807764, 54759705, 73012940, 109519410, 219038820]

約数ペア:

[(1, 219038820), (2, 109519410), (3, 73012940), (4, 54759705), (5, 43807764), (6, 36506470), (7, 31291260), (10, 21903882), (11, 19912620), (12, 18253235), (13, 16849140), (14, 15645630), (15, 14602588), (20, 10951941), (21, 10430420), (22, 9956310), (26, 8424570), (28, 7822815), (30, 7301294), (33, 6637540), (35, 6258252), (39, 5616380), (42, 5215210), (44, 4978155), (49, 4470180), (52, 4212285), (55, 3982524), (60, 3650647), (65, 3369828), (66, 3318770), (70, 3129126), (77, 2844660), (78, 2808190), (84, 2607605), (91, 2407020), (98, 2235090), (105, 2086084), (110, 1991262), (130, 1684914), (132, 1659385), (140, 1564563), (143, 1531740), (147, 1490060), (154, 1422330), (156, 1404095), (165, 1327508), (182, 1203510), (195, 1123276), (196, 1117545), (210, 1043042), (220, 995631), (231, 948220), (245, 894036), (260, 842457), (273, 802340), (286, 765870), (294, 745030), (308, 711165), (330, 663754), (364, 601755), (385, 568932), (390, 561638), (420, 521521), (429, 510580), (455, 481404), (462, 474110), (490, 447018), (521, 420420), (539, 406380), (546, 401170), (572, 382935), (588, 372515), (637, 343860), (660, 331877), (715, 306348), (735, 298012), (770, 284466), (780, 280819), (858, 255290), (910, 240702), (924, 237055), (980, 223509), (1001, 218820), (1042, 210210), (1078, 203190), (1092, 200585), (1155, 189644), (1274, 171930), (1365, 160468), (1430, 153174), (1470, 149006), (1540, 142233), (1563, 140140), (1617, 135460), (1716, 127645), (1820, 120351), (1911, 114620), (2002, 109410), (2084, 105105), (2145, 102116), (2156, 101595), (2310, 94822), (2548, 85965), (2605, 84084), (2695, 81276), (2730, 80234), (2860, 76587), (2940, 74503), (3003, 72940), (3126, 70070), (3185, 68772), (3234, 67730), (3647, 60060), (3822, 57310), (4004, 54705), (4290, 51058), (4620, 47411), (5005, 43764), (5210, 42042), (5390, 40638), (5460, 40117), (5731, 38220), (6006, 36470), (6252, 35035), (6370, 34386), (6468, 33865), (6773, 32340), (7007, 31260), (7294, 30030), (7644, 28655), (7815, 28028), (8085, 27092), (8580, 25529), (9555, 22924), (10010, 21882), (10420, 21021), (10780, 20319), (10941, 20020), (11462, 19110), (12012, 18235), (12740, 17193), (13546, 16170), (14014, 15630), (14588, 15015)]